15.6: Chapter References

Allwood, Abigail C., Minik T. Rosing, David T. Flannery, Joel A. Hurowitz, and Christophere M. Heirwegh. 2018. “Reassessing Evidence of Life in 3,700-Million-Year-Old Rocks of Greenland.” Nature 563: 241–244. https://doi.org/10.1038/s41586-018-0610-4

Bajpai, Sunil, and Philip D. Ginerich. 1998. “A New Eocene Archaeocete (Mammalia, Cetacea) from India and the Time of Origin of Whales.” PNAS 95(26): 15464–15486. https://doi.org/10.1073/pnas.95.26.15464

Baumgartner, Raphael J., Martin J. Van Kranendonk, David Wacey, Marco L. Fiorentini, Martin Saunders, Stefano Cruso, Anais Pages, Martin Homann, and Paul Guagliardo. 2019. “Nano−Porous Pyrite and Organic Matter in 3.5-Billion-Year-Old Stromatolites Record Primordial Life.” Geology 47(11): 1039–1043. https://doi.org/10.1130/G46365.1

Beasecker, Jacob, Zach Chamberlin, Nicole Lane, Katie Reynolds, Jack Stack, Kailey Wahrer, Abigail Wilff, Jo Devilbiss, Corey Wahr, Dan Durbin, Hannah Garneau, and Danita Brandt. 2020. “It’s Time to Defuse the Cambrian ‘Explosion.’” GSA Today 30(12) 26–27. https://doi.org/10.1130/GSATG460GW.1

Bell, E., and J. Gosline. 1996. “Mechanical Design of Mussel Byssus: Material Yield Enhances Attachment Strength.” Journal of Experimental Biology 199(4): 1005–1017. https://doi.org/10.1242/jeb.199.4.1005

Bengtson, Stefan. 2002. “Origins and Early Evolution of Predation.” Paleontological Society Papers 8: pp 289–318. https://doi.org/10.1017/S1089332600001133

Bengtson, Stefan, Therese Sallstedt, Veneta Belivanova, and Martin Whitehouse. 2017. “Three-Dimensional Preservation of Cellular and Subcellular Structures Suggests 1.6 Billion-Year-Old Crown-Group Red Algae.” PLOS Biology 15(3): e2000735. https://doi.org/10.1371/journal.pbio.2000735

Benioff, David, and D. B. Weiss. 2011–2019. Game of Thrones. HBO Entertainment. Television series.

Betts, Holly C., Mark N. Puttick, James W. Clark, Tom A. Williams, Philip C. J. Donoghue, and Davide Pisani. 2018. “Integrated Genomic and Fossil Evidence Illuminates Life’s Early Evolution and Eukaryote Origin.” Nature Ecology and Evolution 2: 1556–1562. https://doi.org/10.1038/s41559-018-0644-x

Bhullar, Bhart-Anjan S., Jesús Marugán-Lobón, Fernando Racimo, Gabe S. Bever, Timothy B. Rowe, Mark A. Norell, and Arhat Abzhanov. 2012. “Birds Have Paedomorphic Dinosaur Skulls.” Nature 487: 223–226. https://doi.org/10.1038/nature11146

Bobrovskiy, Ilya, Alexey Nagovitsyn, Janet M. Hope, Ekaterina Luzhnaya, and Jochen J. Brocks. 2022. “Guts, Gut Contents, and Feeding Strategies of Ediacaran Animals.” Current Biology 32(24): 5382–5389. https://doi.org/10.1016/j.cub.2022.10.051

Bond, David P. G., and Stephen E. Grasby. 2017. “On the Causes of Mass Extinctions.” Paleogeography, Paleoclimatology, and Paleoecology 478: 3–29. https://doi.org/10.1016/j.palaeo.2016.11.005

Bottjer, David J., James W. Hagadorn, and Stephen Q. Dornbos. 2000. “The Cambrian Substrate Revolution.” GSA Today 10: 1–6. https://www.researchgate.net/publication/229535050_The_Cambrian_Substrate_Revolution

Bowyer, Fred T., Andrey Yu Zhuravlev, Rachel Wood, Graham A. Shields, Ying Zhou, Andrew Curtis, Simon W. Poulton, Daniel J. Condon, Chuan Yang, and Maoyan Zhu. 2022. “Calibrating the Temporal and Spatial Dynamics of the Ediacaran–Cambrian Radiation of Animals.” Earth-Science Reviews 225: 103913. https://doi.org/10.1016/j.earscirev.2021.103913

Brocks, Jochen J., Amber J. M. Jarrett, Eva Sirantoine, Christian Hallman, Yosuke Hoshino, and Tharika Liyanage. 2017. “The Rise of Algae in Cryogenian Oceans and the Emergence of Animals.” Nature 548: 578–581. https://doi.org/10.1038/nature23457

Brown, Michael, Tim Johnson, and Nicholas J. Gardiner. 2020. “Plate Tectonics and the Archean Earth.” Annual Review of Earth and Planetary Sciences 48: 291–320. https://doi.org/10.1146/annurev-earth-081619-052705

Brunk, Clifford F., and William F. Martin. 2019. “Archaeal Histone Contributions to the Origin of Eukaryotes.” Trends in Microbiology 27(8): 703–714. https://doi.org/10.1016/j.tim.2019.04.002

Buatois, Luis A., John Almond, M. Gabriela Mángano, Söen Jensen, and Gerard J. B. Germs. 2018. “Sediment Disturbance by Ediacaran Bulldozers and the Roots of the Cambrian Explosion.” Scientific Reports 8: 4514. https://doi.org/10.1038/s41598-018-22859-9

Buatois, Luis A., M. Gabriela Mángano, Nicholas J. Minter, Kai Zhou, Max Wisshak, Mark A. Wilson, and Ricardo A. Olea. 2020. “Quantifying Ecospace Utilization and Ecosystem Engineering during the Early Phanerozoic—The Role of Bioturbation and Bioerosion.” Science Advances 6(33): eabb0618. https://doi.org/10.1126/sciadv.abb0618

Buatois, Luis A., Guy N. Narbonne, M. Ganriela Mángano, Noelia B. Carmona, and Paul Myrow. 2014. “Ediacaran Matground Ecology Persisted into the Earliest Cambrian.” Nature Communications 5: 3544. https://doi.org/10.1038/ncomms4544

Buatois, Luis A., Max Wisshak, Mark A. Wilson, and M. Gabriela Mángano. 2017. “Categories of Architectural Designs in Trace Fossils: A Measure of Ichnodisparity.” Earth-Science Reviews 164: 102–181. https://doi.org/10.1016/j.earscirev.2016.08.009

Bykova, Natalia, Steven T. LoDuca, Qin Ye, Vasiliy Marusin, Dmitriy Grazhdankin, and Shuhai Xiao. 2020. “Seaweeds through Time: Morphological and Ecological Analysis of Proterozoic and Early Paleozoic Benthic Macroalgae.” Precambrian Research 350: 105875. https://doi.org/10.1016/j.precamres.2020.105875

Cartwright, J. A., K. V. Hodges, and M. Wadhwa. 2022. “Evidence against a Late Heavy Bombardment Event on Vesta.” Earth and Planetary Science Letters 590: 117576. https://doi.org/10.1016/j.epsl.2022.117576

Castelle, Cindy J., and Jillian F. Banfield. 2018. “Major New Microbial Groups Expand Diversity and Alter Our Understanding of the Tree of Life.” Cell 172(6): 1181–1197. https://doi.org/10.1016/j.cell.2018.02.016

Catling, David C., and Kevin J. Zahnle. 2020. “The Archean Atmosphere.” Science Advances 6(9): eaax1420. https://doi.org/10.1126/sciadv.aax1420

Charnay, Benjamin, Eric T. Wolf, Bernard Marty, and Françis Forget. 2020. “Is the Faint Young Sun Problem for Earth Solved?” Space Science Reviews 216: 90. https://doi.org/10.1007/s11214-020-00711-9

Clarke, Arthur. 1960. The Challenge of the Sea. New York: Holt Rinehart & Winston. https://archive.org/details/challengeofsea00arth

Cloud, Preston E., Jr. 1948. “Some Problems and Patterns of Evolution Exemplified by Fossil Invertebrates.” Evolution 2(4): 322–350. https://doi.org/10.1111/j.1558-5646.1948.tb02750.x

Cole, Devon B., Daniel B. Mills, Douglas H. Erwin, Erik A. Sperling, Susannah M. Porter, Christopher T. Reinhard, and Noah J. Planavsky. 2020. “On the Co-Evolution of Surface Oxygen Levels and Animals.” Geobiology 18(3): 260–281. https://doi.org/10.1111/gbi.12382

Cole, Devon B., Kazumi Ozaki, and Christopher Reinhard. 2022. “Atmospheric Oxygen Abundance, Marine Nutrient Availability, and Organic Carbon Fluxes to the Seafloor.” Global Biogeochemical Cycles 36(1): e2021GB007052. https://doi.org/10.1029/2021GB007052

Coleman, Gareth A., Adrián A. Davín, Tara A. Mahendrarajah, Lénárd L. Szánthó, Anja Spang, Philip Hugenholtz, Gergely J. Szöllősi, and Tom A. Williams. 2021. “A Rooted Phylogeny Resolves Early Bacterial Evolution.” Science 372(6542): eabe0511. https://doi.org/10.1126/science.abe0511

Crapitto, Andrew J., Amy Campbell, A. J. Harris, and Aaron D. Goldman. 2022. “A Consensus View of the Proteome of the Last Universal Common Ancestor.” Ecology and Evolution 12(6): e8930. https://doi.org/10.1002/ece3.8930

Cribb, Alison, Charlotte G. Kenchington, Bryce Koester, Brandt M. Gibson, Thomas H. Boag, Rachel A. Racicot, Helke Mocke, Marc Laflamme, and Simon A. F. Darroch. 2019. “Increase in Metazoan Ecosystem Engineering Prior to the Ediacaran–Cambrian Boundary in the Nama Group, Namibia.” Royal Society Open Science 6(9): 190548. https://doi.org/10.1098/rsos.190548

Da Cunha, Violette, Morgan Gaïa, and Patrick Forterre. 2022. “The Expanding Asgard Archaea and Their Elusive Relationships with Eukarya.” MLife 1(1): 3–12. https://doi.org/10.1002/mlf2.12012

Dahl, Tais W., Richard A. Boyle, Donald E. Canfield, James N. Connelly, Benjamin C. Gill, Timothy M. Lenton, and Martin Bizzarro. 2014. “Uranium Isotopes Distinguish Two Geochemically Distinct Stages during the Later Cambrian SPICE Event.” Earth and Planetary Science Letters 401(1): 313–326. https://doi.org/10.1016/j.epsl.2014.05.043

Darroch, Simon A. F., Susana Gutarra, Hale Masaki, Andrei Olaru, Brandt M. Gibson, Frances S. Dunn, Emily G. Mitchell, Rachel A. Racicot, Gregory Burzynski, and Imran A. Rahman. 2023. “The Rangeomorph Pectinifrons abyssalis: Hydrodynamic Function at the Dawn of Animal Life.” iScience 26(2): 105989.

Darroch, Simon A. F., Emily F. Smith, Marc Laflamme, and Douglas H. Erwin. 2018. “Ediacaran Extinction and Cambrian Explosion.” Trends in Ecology and Evolution 33(9): 653–663. https://doi.org/10.1016/j.tree.2018.06.003

Darroch, Simon A. F., Erik A. Sperling, Thomas H. Boag, Rachel A. Raciot, Sara J. Mason, Alex S. Morgan, Sarah Tweedt, Paul Myrow, David T. Johnson, Douglas H. Erwin, and Marc Laflamme. 2015. “Biotic Replacement and Mass Extinction of the Ediacara Biota.” Proceedings of the Royal Society B 282(1814): 20151003. https://doi.org/10.1098/rspb.2015.1003

Darwin, Charles. 1860. The Origin of Species. London: John Murray. https://archive.org/details/in.ernet.dli.2015.222367

de Lamotte, Dominique Frizon, Brendan Fourdan, Sophie Leleu, François Leparmentier, and Philippe de Clarens. 2015. “Style of Rifting and the Stages of Pangea Breakup.” Tectonics 34(5): 1009–1029. https://doi.org/10.1002/2014TC003760

Delarue, Frédéric, François Robert, Sylvie Derenne, Romain Tartèse, Clément Jauvion, Sylvain Bernard, Sylvain Pont, Adriana Gonzalez-Cano, Rémi Duhamel, and Kenichiro Sugitani. 2020. “Out of Rock: A New Look at the Morphological and Geochemical Preservation of Microfossils from the 3.46 Gyr-old Strelley Pool Formation.” Precambrian Research 336: 105472. https://doi.org/10.1016/j.precamres.2019.105472

Di Giulio, Massimo. 2018. “On Earth, There Would be a Number of Fundamental Kinds of Primary Cells—Cellular Domains—Greater than or Equal to Four.” Journal of Theoretical Biology 443: 10–17. https://doi.org/10.1016/j.jtbi.2018.01.025

Doolittle, W. Ford. 1999. “Phylogenetic Classification and the Universal Tree.” Science 284(5423): 2124–2128. https://doi.org/10.1126/science.284.5423.2124

———. 2014. “How Natural a Kind Is ‘Eukaryote?’” Cold Spring Harbor Perspectives in Biology 6(6): a015974. https://doi.org/10.1101%2Fcshperspect.a015974

———. 2020. “Evolution: Two Domains of Life or Three?” Current Biology 30(4): R177–R179. https://doi.org/10.1016/j.cub.2020.01.010

Dornbos, Stephen Q., David J. Bottjer, and Jun-Yuan Chen. 2005. “Paleoecology of Benthic Metazoans in the Early Cambrian Maotianshan Shale Biota and the Middle Cambrian Burgess Shale Biota: Evidence for the Cambrian Substrate Revolution.” Paleogeography, Paleoclimatology, and Paleoecology 220(1–2): 47–67. https://doi.org/10.1016/j.palaeo.2003.11.016

Dr. Biology. 2017. “If Birds Evolved from Dinosaurs, Would That Make Them Reptiles Too?” Arizona State University—Ask a Biologist. May 12, 2017. https://askabiologist.asu.edu/questions/birds-dinosaurs-reptiles

Droser, Mary L., Lidya G. Tarhan, and James G. Gehling. 2017. “The Rise of Animals in a Changing Environment: Global Ecological Innovation in the Late Ediacaran.” Annual Review of Earth and Planetary Sciences 45: 593–617. https://doi.org/10.1146/annurev-earth-063016-015645

Ehrlich, Pippa, and James Reed. 2020. My Octopus Teacher. Off the Fence and The Sea Change Project. Digital film. 85 minutes. https://www.imdb.com/title/tt12888462/

Ettema, Thijs J. G., Ann-Christin Lindås, and Rolf Bernander. 2011. “An Actin-Based Cytoskeleton in Archaea.” Molecular Microbiology 80(4): 1052–1061. https://doi.org/10.1111/j.1365-2958.2011.07635.x

Evans, Scott D., James G. Gehling, and Mary L. Droser. 2019. “Slime Travelers: Early Evidence of Animal Mobility and Feeding in an Organic Mat World.” Geobiology 17(5): 490–509. https://doi.org/10.1111/gbi.12351

Evans, Scott D., Chenyi Tu, Adriana Rizzo, Rachel L. Surprenant, Phillip C. Boan, Heather McCandless, Nathan Marshall, Shuhai Xiao, and Mary L. Droser. 2022. “Environmental Drivers of the First Major Animal Extinction across the Ediacaran White Sea-Nama Transition.” PNAS 119(46): e2207475119. https://doi.org/10.1073/pnas.2207475119

Fordyce, E., and W. F. Perrin. 2023. “About the World Cetacea Database.” The World Cetacea Database. Accessed February 3, 2023. https://www.marinespecies.org/cetacea/index.php

Forterre, Patrick. 2005. “The Two Ages of the RNA World, and the Transition to the DNA World: A Story of Viruses and Cells.” Biochimie 87(9–10): 793–803. https://doi.org/10.1016/j.biochi.2005.03.015

Foster, John. 2014. Cambrian Ocean World: Ancient Sea Life of North America. Bloomington: Indiana University Press. https://iupress.org/9780253011824/cambrian-ocean-world/

Fournier, G. P., K. R. Moore, L. T. Rangel, J. G. Payette, L. Momper, and T. Bosak. 2021. “The Archean Origin of Oxygenic Photosynthesis and Extant Cyanobacterial Lineages.” Proceedings of the Royal Society B 288(1959): 20210675. https://doi.org/10.1098/rspb.2021.0675

Fox, Douglas. 2016. “What Sparked the Cambrian Explosion?” Nature 530: 268–270. https://doi.org/10.1038/530268a

Fox, G. E., E. Stackebrandt, R. B. Hespell, J. Gibson, J. Maniloff, T. A. Dyer, R. S. Wolfe, W. W. Balch, R. S. Tanner, L. J. Magrum, L. B. Zablen, R. Blakemore, R. Gupta, L. Bonen, B. J. Lewis, D. A. Stahl, K. R. Luehrsen, K. N. Chen, and C. R. Woese. 1980. “The Phylogeny of Prokaryotes.” Science 209(4455): 457-463. https://doi.org/10.1126/science.6771870

Frost, Robert. 1923. “The Road Not Taken.” In Selected Poems by Robert Frost. New York: Henry Holt and Company. https://www.gutenberg.org/files/59824/59824-h/59824-h.htm

Gazitúa, M. Consuelo, Dean R. Vik, Simon Roux, Ann C. Gregory, Benjamin Bolduc, Brittany Widner, Margaret R. Mulholland, Steven J. Hallam, Osvaldo Ulloa, and Matthew B. Sullivan. 2020. “Potential Virus-Mediated Nitrogen Cycling in Oxygen-Depleted Oceanic Waters.” ISME Journal 15: 981–998. https://doi.org/10.1038/s41396-020-00825-6

Gehling, James G. 1999. “Microbial Mats in Terminal Proterozoic Siliciclastics; Ediacaran Death Masks.” Palaios 14(1): 40–57. https://doi.org/10.2307/3515360

Gehling, James G., and Mary L. Droser. 2009. “Textured Organic Surfaces Associated with the Ediacara Biota in South Australia.” Earth-Science Reviews 96(3): 196–206. https://doi.org/10.1016/j.earscirev.2009.03.002

Geyer, Gerd, and Ed Landing. 2017. “The Precambrian–Phanerozoic and Ediacaran–Cambrian Boundaries: A Historical Approach to a Dilemma.” In Earth System Evolution and Early Life: A Celebration of the Work of Martin Brasier. Special Publications 448. Edited by A. T. Brasier, D. McIlroy, and N. McLoughlin, 311–349. London: Geological Society. http://doi.org/10.1144/SP448.10

Gould, Stephen Jay. 1996. “Planet of the Bacteria.” Washington Post. November 13, 1996. https://www.washingtonpost.com/archive/1996/11/13/planet-of-the-bacteria/6fb60f1d-e6fe-471e-8a0f-4cfa9373772c/

Greening, Chris, and Trevor Lithgow. 2020. “Formation and Function of Bacterial Organelles.” Nature Reviews Microbiology 18: 677–689. https://doi.org/10.1038/s41579-020-0413-0

Griffiths, Jennifer R., Martina Kadin, Francisco J. A. Nascimento, Tobias Tamelander, Anna Törnroos, Stefano Bonaglia, Erik Bonsdorff, Volker Brüchert, Anna Gårdmark, Marie Järnström, Jonne Kotta, Martin Lindegren, Marie C. Nordström, Alf Norkko, Jens Olsson, Benjamin Weigel, Ramunas Žydelis, Thorsten Blenckner, Susa Niiranen, and Monika Winder. 2017. “The Importance of Benthic–Pelagic Coupling for Marine Ecosystem Functioning in a Changing World.” Global Change Biology 23(6): 2179–2196. https://doi.org/10.1111/gcb.13642

Grossman, Ethan L., and Michael M. Joachimski. 2022. “Ocean Temperatures Through the Phanerozoic Reassessed.” Scientific Reports 12: 8938. https://doi.org/10.1038/s41598-022-11493-1

Gumsley, Ashley P., Kevin R. Chamberlain, Wouter Bleeker, Ulf Söderland, Michiel O. de Kock, Emilie R. Larsson, and Andrey Bekker. 2017. “Timing and Tempo of the Great Oxidation Event.” PNAS 114(8): 1811–1816. https://doi.org/10.1073/pnas.1608824114

Harris, Hugh M. B., and Colin Hill. 2021. “A Place for Viruses on the Tree of Life.” Frontiers in Microbiology 11: 604048. https://doi.org/10.3389/fmicb.2020.604048

Harrison, T. Mark. 2020. Hadean Earth. Cham: Springer. https://doi.org/10.1007/978-3-030-46687-9

Havig, Jeff R., Trinity L. Hamilton, Aviv Bachan, and Lee R. Kump. 2017. “Sulfur and Carbon Isotopic Evidence for Metabolic Pathway Evolution and a Four-Stepped Earth System Progression across the Archean and Paleoproterozoic.” Earth-Science Reviews 174: 1–21. https://doi.org/10.1016/j.earscirev.2017.06.014

Heller, René, Jan-Peter Duda, Max Winkler, Joachim Reitner, and Laurent Gizon. 2021. “Habitability of the Early Earth: Liquid Water under a Faint Young Sun Facilitated by Strong Tidal Heating Due to a Closer Moon.” PalZ 95: 563–575. https://doi.org/10.1007/s12542-021-00582-7

Hirt, Natasha. 2017. “Hippos and Whales: Unlikely Cousins.” Royal Ontario Museum. August 24, 2017. https://www.rom.on.ca/en/blog/hippos-and-whales-unlikely-cousins

Hoffman, Hans J., and Eric W. Mountjoy. 2010. “Ediacaran Body and Trace Fossils in Miette Group (Windermere Supergroup) near Salient Mountain, British Columbia, Canada.” Canadian Journal of Earth Sciences 47(10): 1305–1325. https://doi.org/10.1139/E10-070

Hoffman, Paul F., Dorian S. Abbot, Yosef Ashkenazy, Douglas I. Benn, Jochen J. Brocks, Phoebe A. Cohen, Grant M. Cox, Jessica R. Creveling, Yannick Donnadieu, Douglas H. Erwin, Ian J. Fairchild, David Ferreira, Jason C. Goodman, Galen P. Halverson, Malte F. Jansen, Guillaume Le Hir, Gordon D. Love, Francis A. MacDonald, Adam C. Maloof, Camille A. Partin, Gilles Ramstein, Brian J. Rose, Catherine V. Rose, Peter M. Sadler, Eli Tzziperman, Aiko Voigt, and Stephen G. Warren. 2017. “Snowball Earth Climate Dynamics and Cryogenian Geology-Geobiology.” Science Advances 3(11): e1600983. https://doi.org/10.1126/sciadv.1600983

Hoffman, Paul F., Alan J. Kaufman, Galen P. Halverson, and Daniel P. Schrag. 1998. “A Neoporterozpoic Snowball Earth.” Science 281(5381): 1342–1346. https://doi.org/10.1126/science.281.5381.1342

Holland, Heinrich D. 2006. “The Oxygenation of the Atmosphere and Oceans.” Philosophical Transactions of the Royal Society B 361(1470): 903–915. https://doi.org/10.1098/rstb.2006.1838

Hug, Laura A., Brett J. Baker, Karthik Anantharaman, Christopher T. Brown, Alexander J. Probst, Cindy J. Castelle, Cristina N. Butterfield, Alex W. Hernsdorf, Yuki Amano, Kotaro Ise, Yohey Suzuki, Natasha Dudek, David A. Relman, Kari M. Finstad, Ronald Amundson, Brian C. Thomas, and Jillian F. Banfield. 2016. “A New View of the Tree of Life.” Nature Microbiology 1: 16048. https://doi.org/10.1038/nmicrobiol.2016.48

Illinois IGB. 2013. “Carl R. Woese: 1928–2012.” Illinois Institute for Genomic Biology (IGB). January 15, 2013. https://www.igb.illinois.edu/article/carl-r-woese-1928-%E2%80%93-2012

Jabłońska, Jagoda, and Dan. S. Tawfik. 2021. “The Evolution of Oxygen-Utilizing Enzymes Suggests Early Biosphere Oxygenation.” Nature Ecology and Evolution 5: 442–448. https://doi.org/10.1038/s41559-020-01386-9

Javaux, Emmanuelle J., and Kevin Lepot. 2018. “The Paleoproterozoic Fossil Record: Implications for the Evolution of the Biosphere during Earth’s Middle-Age.” Earth-Science Reviews 176:68–86. https://doi.org/10.1016/j.earscirev.2017.10.001

Jogler, Christian. 2014. “The Bacterial ‘Mitochondrium.’” Molecular Microbiology 94(4): 751–755. https://doi.org/10.1111/mmi.12814

Johnson, Kevin W., and Boswell A. Wing. 2020. “Limited Archaean Continental Emergence Reflected in an Early Archaean ¹⁸O-Enriched Ocean.” Nature Geoscience 13: 243–248. https://doi.org/10.1038/s41561-020-0538-9

Jones, Laura J. F., Rut Carballido-López, and Jeffery Errington. 2001. “Control of Cell Shape in Bacteria: Helical, Actin-like Filaments in Bacillus subtilis.” Cell 104(6): 913–922. https://doi.org/10.1016/S0092-8674(01)00287-2

Keller, Markus A., Alexandra V. Turchyn, and Markus Ralser. 2014. “Non-Enzymatic Glycolysis and Pentose Phosphate Pathway-Like Reactions in a Plausible Archean Ocean.” Molecular Systems Biology 10: 725. https://doi.org/10.1002/msb.20145228

Khanna, Kanika, and Elizabeth Villa. 2022. “Revealing Bacterial Cell Biology Using Cryo-Electron Tomography.” Current Opinion in Structural Biology 75: 102419. https://doi.org/10.1016/j.sbi.2022.102419

Kier, William M. 2012. “The Diversity of Hydrostatic Skeletons.” Journal of Experimental Biology 215(8): 1247–1257. https://doi.org/10.1242/jeb.056549

Kirschvink, Joseph L. 1992. “A Paleogeographic Model for Vendian and Cambrian Time.” In The Proterozoic Biosphere: A Multidisciplinary Study. Edited by J. William Schopf and Cornekis Klein, 567–582. Cambridge: Cambridge University Press. https://doi.org/10.1017/CBO9780511601064.014

Knoll, Andrew H., Kristin D. Bergmann, and Justin V. Strauss. 2016. “Life: The First Two Billion Years.” Philosophical Transactions of the Royal Society B 371(1707): 2015049. https://doi.org/10.1098/rstb.2015.0493

Knoll, Andrew H., Donald E.Canfield, and Kurt O. Konhauser. 2012. “What Is Geobiology?” In Fundamentals of Geobiology. Edited by Andrew H. Knoll, Donald E.Canfield, and Kurt O. Konhauser, 1–4. Hoboken: Blackwell Publishing. https://doi.org/10.1002/9781118280874.ch1

Knoll, Andrew H., and Benjamin Kotrc. 2015. “Protistan Skeletons: A Geologic History of Evolution and Constraint.” In Evolution of Lightweight Structures. Edited by Christian Hamm, 1–16. Dordrecht: Springer. https://doi.org/10.1007/978-94-017-9398-8_1

Knoll, Andrew H., and Martin A. Nowak. 2017. “The Timetable of Evolution.” Science Advances 3(5): e1603076. https://doi.org/10.1126/sciadv.1603076

Koonin, Eugene V. 2010. “The Two Empires and Three Domains of Life in the Postgenomic Age.” Nature Education 3(9): 27. https://www.nature.com/scitable/topicpage/the-two-empires-and-three-domains-of-14432998/

Kouchinsky, Artem, Stefan Bengston, Bruce Runnegar, Christian Skovsted, Michael Steiner, and Michael Vendrasco. 2011. “Chronology of Early Cambrian Biomineralization.” Geological Magazine 149(2): 221–251. https://doi.org/10.1017/S0016756811000720

Lennon, Jay T., and Kenneth J. Locey. 2020. “More Support for Earth’s Massive Microbiome.” Biology Direct 15: 5. https://doi.org/10.1186/s13062-020-00261-8

Lepot, Kevin. 2020. “Signatures of Early Microbial Life from the Archean (4 to 2.5 Ga) Eon.” Earth-Science Reviews 209: 103296. https://doi.org/10.1016/j.earscirev.2020.103296

Li, Yuanning, Xing-Xing Shen, Benjamin Evans, Casey W. Dunn, and Antonis Rokas. 2021. “Rooting the Animal Tree of Life.” Molecular Biology and Evolution 38(10): 4322–4333. https://doi.org/10.1093/molbev/msab170

Linnemann, Ulf, Maria Ovtcharova, Urs Schaltegger, Andreas Gärtner, Michael Hautmann, Gerd Geyer, Patricia Vickers-Rich, Tom Rich, Birgit Plessen, Mandy Hofmann, Johannes Zieger, Rita Krause, Les Kriesfeld, and Jeff Smith. 2018. “New High-Resolution Age Data from the Ediacaran–Cambrian Boundary Indicate Rapid, Ecologically Driven Onset of the Cambrian Explosion.” Terra Nova 31(1): 49–58. https://doi.org/10.1111/ter.12368

Lipscomb, Diana. 1998. Basics of Cladistic Analysis. Washington, DC: George Washington University. https://www2.gwu.edu/~clade/faculty/lipscomb/Cladistics.pdf

Liu, Yang, Kira S. Makarova, Wen-Cong Huang, Yuri I. Wolf, Anastasia N. Nikolskaya, Xinxu Zhang, Mingwei Cai, Cui-Jing Zhang, Wei Xu, Zhuhua Luo, Lei Cheng, Eugene V. Koonin, and Meng Li. 2021. “Expanded Diversity of Asgard Archaea and Their Relationships with Eukaryotes.” Nature 593: 553–557. https://doi.org/10.1038/s41586-021-03494-3

López-García, Purificación, and David Moreira. 2020. “Cultured Asgard Archaea Shed Light on Eukaryogenesis.” Cell 181(2): 232–235. https://doi.org/10.1016/j.cell.2020.03.058

Louca, Stilianos, Florent Mazal, Michael Doebeli, and Laura Wegener Parfrey. 2019. “A Census-Based Estimate of Earth’s Bacterial and Archaeal Diversity.” PLoS Biology 17(2): e3000106. https://doi.org/10.1371/journal.pbio.3000106

Lovelock, James A. 1965. “A Physical Basis for Life Detection Experiments.” Nature 207: 568–570. https://doi.org/10.1038/207568a0 See also http://www.jameslovelock.org/a-physical-basis-for-life-detection-experiments/

———. 1979. Gaia: A New Look at Life on Earth. Oxford: Oxford University Press. https://global.oup.com/academic/product/gaia-9780198784883

———. 1989. “Geophysiology, the Science of Gaia.” Reviews of Geophysics 27(2): 215–222. https://doi.org/10.1029/RG027i002p00215 See also http://www.jameslovelock.org/geophysiology-the-science-of-gaia/

Luehrsen, Kenneth R. 2014. “Remembering Carl Woese.” RNA Biology 11(3): 217–219. https://doi.org/10.4161/rna.27800

Lyons, Timothy W., Mary L. Droser, Kimberly V. Lau, and Sussanah M. Porter. 2018. “Early Earth and the Rise of Complex Life.” Emerging Topics in Life Sciences 2(2): 121–124. https://doi.org/10.1042/ETLS20180093

Mahajan, Mayank, Benjamin Yee, Emil Hägglund, Lionel Guy, John A. Fuerst, and Siv G. E. Andersson. 2020. “Paralogization and New Protein Architectures in Planctomycetes Bacteria with Complex Cell Structures.” Molecular Biology and Evolution 37(4): 1020–1040. https://doi.org/10.1093/molbev/msz287

Mángano, M. Gabriela, and Luis A. Buatois. 2020. “The Rise and Early Evolution of Animals: Where Do We Stand from a Trace-Fossil Perspective?” Interface Focus 10(4): 20190103. https://doi.org/10.1098/rsfs.2019.0103

Mann, Adam. 2018. “Bashing Holes in the Tale of Earth’s Troubled Youth.” Nature 553: 393–395. https://doi.org/10.1038/d41586-018-01074-6

Marshall, Charles R. 2006. “Explaining the Cambrian ‘Explosion’ of Animals.” Annual Review of Earth and Planetary Sciences 34: 355–384. https://doi.org/10.1146/annurev.earth.33.031504.103001

Marusin, Vasiliy, and Konstantin E. Kuper. 2020. “Complex Tunnel Systems of Early Fortunian Macroscopic Endobenthos in the Ediacaran–Cambrian Transitional Strata of the Olenek Uplift (NE Siberian Platform).” Precambrian Research 340: 105627. https://doi.org/10.1016/j.precamres.2020.105627

McGunnigle, J. P., E. J. Cano, Z. D. Sharp, K. Muehlenbachs, D. Cole, M. F. Hardman, T. Stachel, and D.G. Pearson. 2022. “Triple Oxygen Isotope Evidence for a Hot Archean Ocean.” Geology 50(9): 991–995. https://doi.org/10.1130/G50230.1

McMahon, Sean, and Seán F. Jordan. 2022. “A Fundamental Limit to the Search for the Oldest Fossils.” Nature Ecology and Evolution 6: 832–834. https://doi.org/10.1038/s41559-022-01777-0

McMenamin, Mark A. S. 1986. “The Garden of Ediacara.” Palaios 1(2): 178–182. https://www.jstor.org/stable/3514512

Mitchell, Ross N., Thomas M. Gernon, Grant M. Cox, Adam R. Nordsvan, Uwe Kirscher, Chuang Xuan, Yebo Liu, Xu Liu, and Xiaofang He. 2021. “Orbital Forcing of Ice Sheets during Snowball Earth.” Nature Communications 12: 4187. https://doi.org/10.1038/s41467-021-24439-4

Mnemonic Devices Memory Tools. 2023. “Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species.” Mnemonic Devices Memory Tools. Accessed February 3, 2023. https://www.mnemonic-device.com/biology/taxonomy/domain-kingdom-phylum-class-order-family-genus-species/

Mojzsis, S. J., T. M. Harrison, and R. T. Pidgeon. 2001. “Oxygen-Isotope Evidence from Ancient Zircons for Liquid Water at the Earth’s Surface 4,300 Myr Ago.” Nature 409: 178–181. https://doi.org/10.1038/35051557

MolluscaBase. 2023. “Introduction.” MolluscaBase. Accessed February 3, 2023. https://www.molluscabase.org/

Morrow, Christine, and Paco Cárdenas. 2015. “Proposal for a Revised Classification of the Demospongiae (Porifera).” Frontiers in Zoology 12: 7. https://doi.org/10.1186/s12983-015-0099-8

Mughal, Fizza, Arshan Nasir, amd Gustavo Caetano-Anollés. 2020. “The Origin and Evolution of Viruses Inferred from Fold Family Structure.” Archives of Virology 165: 2177–2191. https://doi.org/10.1007/s00705-020-04724-1

Murdock, Duncan J. E. 2020. “The ‘Biomineralization Toolkit’ and the Origin of Animal Skeletons.” Biological Reviews 95(5): 1372–1392. https://doi.org/10.1111/brv.12614

Nair, Prashant. 2012. “Woese and Fox: Life, Rearranged.” PNAS 109(4): 1019–1021. https://doi.org/10.1073/pnas.1120749109

Narendran, T. C. 2000. “The Importance of Systematics.” Resonance 5: 60–88. https://doi.org/10.1007/BF02833856

Nasir, Arshan, Ethan Romero-Severson, and Jean-Michel Claverie. 2020. “Investigating the Concept and Origin of Viruses.” Trends in Microbiology 28(12): 959–967. https://doi.org/10.1016/j.tim.2020.08.003

Nielsen, Claus. 2019. “Early Animal Evolution: A Morphologist’s View.” Royal Society of Science 6(7): 190638 https://doi.org/10.1098/rsos.190638

Noffke, Nora, Daniel Christian, David Wacey, and Robert M. Hazen. 2013. “Microbially Induced Sedimentary Structures Recording an Ancient Ecosystem in the ca. 3.48 Billion-Year-Old Dresser Formation, Pilbara, Western Australia.” Astrobiology 13(12): 1103–1124. https://doi.org/10.1089/ast.2013.1030

Nutman, Allen P., Stephen J. Mojzsis, and Clark R. R. Friend. 1997. “Recognition of ≥3850 Ma Water-Lain Sediments in West Greenland and Their Significance for the Early Archaean Earth.” Geochimica et Cosmochimica Acta 61(12): 2475–2484. https://doi.org/10.1016/S0016-7037(97)00097-5

Olejarz, Jason, Yoh Iwasa, Andrew H. Knoll, and Martin A. Nowak. 2021. “The Great Oxygenation Event as a Consequence of Ecological Dynamics Modulated by Planetary Change.” Nature Communications 12: 3985. https://doi.org/10.1038/s41467-021-23286-7

Oliver, Thomas, Patricia Sánchez-Baracaldo, Anthony W. Larkum, A. William Rutherford, and Tanai Cardona. 2021. “Time-Resolved Comparative Molecular Evolution of Oxygenic Photosynthesis.” Biochimica et Biophysica Acta 1862(6): 148400. https://doi.org/10.1016/j.bbabio.2021.148400

Ostrander, Chadlin M., Aleisha C. Johnson, and Ariel D. Anbar. 2021. “Earth’s First Redox Revolution.” Annual Review of Earth and Planetary Sciences 49: 337–366. https://doi.org/10.1146/annurev-earth-072020-055249

Ostrander, Chadlin M., Brian Kendall, Gwyneth W. Gordon, Sune G. Nielsen, Wang Zheng, and Ariel D. Anbar. 2022. “Shale Heavy Metal Isotope Records of Low Environmental O2 Between Two Archean Oxidation Events.” Frontiers in Earth Science 10: 833609. https://doi.org/10.3389/feart.2022.833609

Palin, Richard M., M. Santosh, Wentao Cao, Shan-Shan Li, David Hernández-Uribe, and Andrew Parsons. 2020. “Secular Change and the Onset of Plate Tectonics on Earth.” Earth-Science Reviews 207: 103172. https://doi.org/10.1016/j.earscirev.2020.103172

Pandey, S. K., and Mukund Sharma. 2016. “Enigmatic Ediacaran Megascopic Bedding Plane Structures on the Sonia Sandstone, Jodhpur Group, Marwar Supergroup, India: Seaweed or Problematica?” Geological Journal 52(5): 784–807. https://doi.org/10.1002/gj.2840

Paterson, John R. 2019. “The Trouble with Trilobites: Classification, Phylogeny, and the Cryptogenesis Problem.” Geological Magazine 157(1): 35–46. https://doi.org/10.1017/S0016756819000426

Payne, Jonathan L., Aviv Bachan, Noel A. Heim, Pincelli M. Hull, and Matthew L. Knope. 2020. “The Evolution of Complex Life and the Stabilization of the Earth System.” Interface Focus 10(4): 20190106. https://doi.org/10.1098/rsfs.2019.0106

Peters, Shanan, and Robert R. Gaines. 2012. “Formation of the ‘Great Unconformity’ as a Trigger for the Cambrian Explosion.” Nature 484: 363–366. https://doi.org/10.1038/nature10969

Poor, Allison. 2023. “Cetartiodactyla: Cetaceans and Artiodactyls.” Animal Diversity Web. Accessed February 3, 2023. https://animaldiversity.org/accounts/Cetartiodactyla/

Pu, Judy P., Samuel A. Bowring, Jahandar Ramezani, Paul Myrow, Timothy D. Raub, Ed Landing, Andrea Mills, Eben Hodgin, and Francis A. Macdonald. 2016. “Dodging Snowballs: Geochronology of the Gaskiers Glaciation and the First Appearance of the Ediacaran Biota.” Geology 44(11): 955–958. https://doi.org/10.1130/G38284.1

Raven, Peter, George Johnson, Kenneth Mason, Jonathan Losos, and Tod Duncan. 2020. Biology, 12th ed. New York: McGraw Hill Higher Education. https://www.mheducation.com/highered/product/biology-raven-johnson/M9781260169614.html

Raymann, Kasie, Céline Brochier-Armanet, and Simonetta Gribaldo. 2015. “The Two-Domain Tree of Life Is Linked to a New Root for the Archaea.” PNAS 112(21): 6670–6675. https://doi.org/10.1073/pnas.1420858112

Redmond, Anthony K., and Aoife McLysaght. 2021. “Evidence for Sponges as Sister to All Other Animals from Partitioned Phylogenomics with Mixture Models and Recoding.” Nature Communications 12: 1783. https://doi.org/10.1038/s41467-021-22074-7

Reinhard, Christopher T., Noah J. Planavsky, Ben A. Ward, Gordon D. Love, Guillaume Le Hir, and Andy Ridgwell. 2020. “The Impact of Marine Nutrient Abundance on Early Eukaryotic Ecosystems.” Geobiology 18(2): 139–151. https://doi.org/10.1111/gbi.12384

Ritterbush, K. A., R. Hoffmann, A. Lukeneder, and K. De Baets. 2014. “Pelagic Palaeoecology: The Importance of Recent Constraints on Ammonoid Palaeobiology and Life History.” Journal of Zoology 292(4): 229–241. https://doi.org/10.1111/jzo.12118

Roerdink, Desiree L., Yuval Ronen, Harald Strauss, and Paul D. Mason. 2022. “Emergence of Felsic Crust and Subaerial Weathering Recorded in Palaeoarchaean Barite.” Nature Geoscience 15: 227–232. https://doi.org/10.1038/s41561-022-00902-9

Roger, Andrew J., Sergio A. Muñoz-Gómez, and Ryoma Kamikawa. 2017. “The Origin and Diversification of Mitochondria.” Current Biology 27(21): R1177–R1192. https://doi.org/10.1016/j.cub.2017.09.015

Rogers, John J. W., and M. Santosh. 2002. “Configuration of Columbia, a Mesoproterozoic Supercontinent.” Gondwana Research 5(1): 5–22. https://doi.org/10.1016/S1342-937X(05)70883-2

Rosing, Minik T., Dennis K. Bird, Norman H. Sleep, and Christian J. Bjerrum. 2010. “No Climate Paradox under the Faint Early Sun.” Nature 464: 744–747. https://doi.org/10.1038/nature08955

Ruppert, Edward E., Richard S. Fox, and Robert D. Barnes. 2004. Invertebrate Zoology: A Functional Evolutionary Approach. 7th ed. Belmont: Brooks/Cole. https://archive.org/details/isbn_9780030259821

Sánchez-Baracaldo, Patricia, Giorgio Bianchini, Jamie D. Wilson, and Andrew H. Knoll. 2022. “Cyanobacteria and Biogeochemical Cycles through Earth History.” Trends in Microbiology 30(2): 143–157. https://doi.org/10.1016/j.tim.2021.05.008

Schiffbauer, James D., John Warren Huntley, Gretchen R. O’Neill, Simon A. F. Darroch, Marc Laflamme, and Yaoping Cai. 2016. “The Latest Ediacaran Wormworld Fauna: Setting the Ecological Stage for the Cambrian Explosion.” GSA Today 26(11): 4–11. https://doi.org/10.1130/GSATG265A.1

Schirrmeister, Bettina E., Muriel Gugger, and Philip C. J. Donoghue. 2015. “Cyanobacteria and the Great Oxidation Event: Evidence from Genes and Fossils.” Paleontology 58(5): 769–785. https://doi.org/10.1111/pala.12178

Schluter, Dolph. 2000. The Ecology of Adaptive Radiation. Oxford: Oxford University Press. https://global.oup.com/academic/product/the-ecology-of-adaptive-radiation-9780198505228

Schopf, William. 2006. “Fossil Evidence of Archaean Life.” Philosophical Transactions of the Royal Society of London B 361(1470): 869–885. https://doi.org/10.1098/rstb.2006.1834

Scotese, Christopher R., Haijun Song, Benjamin J. W. Mills, and Douwe G. van der Meer. 2021. “Phanerozoic Paleotemperatures: The Earth’s Changing Climate during the Last 540 Million Years.” Earth-Science Reviews 215: 103503. https://doi.org/10.1016/j.earscirev.2021.103503

Seilacher, Adolf. 1999. “Biomat-Related Lifestyles in the Precambrian.” Palaios 14(1) 86–93. https://doi.org/10.2307/3515363

Seilacher, Adolf, Dmitri Grazhdankin, and Anton Legouta. 2003. “Ediacaran Biota: The Dawn of Animal Life in the Shadow of Giant Protists.” Paleontological Research 7(1): 43–54. https://doi.org/10.2517/prpsj.7.43

Servais, Thomas, Borja Cascales-Miñana, and David A. T. Harper. 2021. “The Great Ordovician Biodiversification Event (GOBE) Is Not a Single Event.” Paleontological Research 25(4): 315–328. https://doi.org/10.2517/2021PR001

Servais, Thomas, and David A. T. Harper. 2018. “The Great Ordovician Biodiversification Event (GOBE): Definition, Concept, and Duration.” Lethaia 51(2): 151–164. https://doi.org/10.1111/let.12259

Servais, Thomas, Vincent Perrier, Taniel Danelian, Christian Klug, Ronald Martin, Axel Munnecke, Hendrik Nowak, Alexander Nützel, Thijs R.A. Vandenbroucke, Mark Williams, and Christian M. Ø. Rasmussen. 2016. “The Onset of the ‘Ordovician Plankton Revolution’ in the Late Cambrian.” Paleogeography, Paleoclimatology, and Paleoecology 458: 12–28. https://doi.org/10.1016/j.palaeo.2015.11.003

Shark Bay World Heritage. 2023. “Hamelin Pool.” Shark Bay World Heritage Area. Accessed February 28, 2023. https://www.sharkbay.org/place/hamelin-pool/

Singer, Emily. 2015. “How Dinosaurs Shrank and Became Birds.” Quanta Magazine. June 2, 2015. https://www.quantamagazine.org/how-birds-evolved-from-dinosaurs-20150602

Skejo, Josip, and Damjan Franjević. 2020. “Eukaryotes Are a Holophyletic Group of Polyphyletic Origin.” Frontiers in Microbiology 11: 1380. https://doi.org/10.3389/fmicb.2020.01380

Sperling, Erik A., and Richard G. Stockey. 2018. “The Temporal and Environmental Context of Early Animal Evolution: Considering All the Ingredients of an ‘Explosion.’” Integrative and Comparative Biology 58(4): 605–622. https://doi.org/10.1093/icb/icy088

Sperling, Erik A., Charles J. Wolock, Alex S. Morgan, Benjamin C. Gill, Marcus Kunzmann, Galen P. Halverson, Francis A. Macdonald, Andrew H. Knoll, and David T. Johnston. 2015. “Statistical Analysis of Iron Geochemical Data Suggests Limited Late Proterozoic Oxygenation.” Nature 523: 451–454. https://doi.org/10.1038/nature14589

Sun, Yadong, Michael M. Joachimski, Paul B. Wignall, Chunbo Yan, Yanlong Chen, Haishui Jiang, Lina Wang, and Xulong Lai. 2012. “Lethally Hot Temperatures During the Early Triassic Greenhouse.” Science 338(6105): 366–370. https://doi.org/10.1126/science.1224126

Tang, Qing, Ke Pang, Xunlai Yuan, and Shuhai Xiao. 2020. “A One-Billion-Year-Old Multicellular Chlorophyte.” Nature Ecology and Evolution 4: 543–549. https://doi.org/10.1038/s41559-020-1122-9

Tarhan, Lidya G., Ashleigh v. S. Hood, Mary L. Droser, James G. Gehling, and Derek E. G. Briggs. 2016. “Exceptional Preservation of Soft-Bodied Ediacara Biota Promoted by Silica-Rich Oceans.” Geology 44(11): 951–954. https://doi.org/10.1130/G38542.1

Thewissen, J .G. M., Lisa Noelle Cooper, Mark T. Clementz, Sunil Bajpai, and B. N. Tiwari. 2007. “Whales Originated from Aquatic Artiodactyls in the Eocene Epoch of India.” Nature 450: 1190–1194. https://doi.org/10.1038/nature06343

Tice, Michael M., Daniel C. O. Thornton, Michael C. Pope, Thomas D. Olszewski, and Jian Gong. 2011. “Archean Microbial Mat Communities.” Annual Review of Earth and Planetary Sciences 39: 297–319. https://doi.org/10.1146/annurev-earth-040809-152356

Understanding Evolution. “Phylogenetic Systematics (Evolutionary Trees).” University of California Museum of Paleontology Understanding Evolution. Accessed February 3, 2023. https://evolution.berkeley.edu/phylogenetic-systematics/reading-trees-a-quick-review/

Valentine, James W. 2002. “Prelude to the Cambrian Explosion.” Annual Review of Earth and Planetary Sciences 30: 285–306. https://doi.org/10.1146/annurev.earth.30.082901.092917

Veizer, Jan, and Andreas Prokoph. 2015. “Temperatures and Oxygen Isotopic Composition of Phanerozoic Oceans.” Earth-Science Reviews 146: 92–104. https://doi.org/10.1016/j.earscirev.2015.03.008

Vérard, Christian, and Ján Vezier. 2019. “On Plate Tectonics and Ocean Temperatures.” Geology 47(9): 881–885. https://doi.org/10.1130/G46376.1

Vermeij, Geerat J. 1989. “The Origin of Skeletons.” Palaios 4(6): 585–589. https://www.jstor.org/stable/3514748

Wacey, David, Matt R. Kilburn, Martin Saunders, John Cliff, and Martin D. Braiser. 2011. “Microfossils of Sulphur-Metabolizing Cells in 3.4-Billion-Year-Old Rocks of Western Australia.” Nature Geoscience 4: 698–702. https://doi.org/10.1038/ngeo1238

Wanninger, Andreas, and Tim Wollesen. 2018. “The Evolution of Molluscs.” Biological Reviews 94(1): 102–115. https://doi.org/10.1111/brv.12439

Warke, Matthew R., Tommaso Di Rocco, Aubrey L. Zerkle, Aivo Lepland, Anthony R. Prave, Adam P. Martin, Yuichiro Ueno, Daniel J. Condon, and Mark W. Claire. 2020. “The Great Oxidation Event Preceded a Paleoproterozoic ‘Snowball Earth.’” PNAS 117(24): 13314–13320. https://doi.org/10.1073/pnas.2003090117

Weiss, Madeline C., Filipa L. Sousa, Natalia Mrnjavac, Sinje Neukirchen, Mayo Roettger, Shijulal Nelson-Sathi, and William F. Martin. 2016. “The Physiology and Habitat of the Last Universal Common Ancestor.” Nature Microbiology 1: 16116. https://doi.org/10.1038/nmicrobiol.2016.116

Wendel, JoAnna. 2017. “Hunting Rare Fossils of the Ediacaran.” EOS. November 13, 2017. https://doi.org/10.1029/2017EO086601

Wilcox, Christie. 2019. “What’s in a Name? Taxonomy Problems Vex Biologists.” Quanta Magazine. June 24, 2019. https://www.quantamagazine.org/phyla-and-other-flawed-taxonomic-categories-vex-biologists-20190624/

Williams, Tom A., Cymon J. Cox, Peter G. Foster, Gergely J. Szöllősi, and T. Martin Embley. 2020. “Phylogenomics Provides Robust Support for a Two-Domain Tree of Life.” Nature Ecology and Evolution 4: 138–147. https://doi.org/10.1038/s41559-019-1040-x

Wintrich, Tanja, René Jonas, Hans-Joachim Wilke, Lars Schmitz, and P. Martin Sander. 2019. “Neck Mobility in the Jurassic Plesiosaur Cryptoclidus eurymerus: Finite Element Analysis as a New Approach to Understanding the Cervical Skeleton in Fossil Vertebrates.” PeerJ 7: e7658. https://doi.org/10.7717/peerj.7658

Woese, C. R. 1994. “There Must Be a Prokaryote Somewhere: Microbiology’s Search for Itself.” Microbiological Reviews 58(1): 1–9. https://doi.org/10.1128/mr.58.1.1-9.1994

Woese, Carl R., and George Fox. 1977. “Phylogenetic Structure of the Prokaryotic Domain: The Primary Kingdoms.” PNAS 74(11): 5088–5090. https://doi.org/10.1073/pnas.74.11.5088

Woese, C. R., O. Kandler, and M. L. Wheelis. 1990. “Towards a Natural System of Organisms: Proposal for the Domains Archaea, Bacteria, and Eucarya.” PNAS 87(12): 4576–4579. https://doi.org/10.1073/pnas.87.12.4576

Wood, Rachel, and Andrey Yu. Zhuravlev. 2012. “Escalation and Ecological Selectively of Mineralogy in the Cambrian Radiation of Skeletons.” Earth-Science Reviews 115(4): 249–261. https://doi.org/10.1016/j.earscirev.2012.10.002

Wood, Rachel, Alexander G. Liu, Frederick Bowyer, Philip R. Wilby, Frances S. Dunn, Charlotte G. Kenchington, Jennifer F. Hoyal Cuthill, Emily G. Mitchell, and Amelia Penny. 2019. “Integrated Records of Environmental Change and Evolution Challenge the Cambrian Explosion.” Nature Ecology and Evolution 3: 528–538. https://doi.org/10.1038/s41559-019-0821-6

WoRMS Editorial Board. 2023. “Statistics.” World Register of Marine Species. Accessed February 3, 2023. https://www.marinespecies.org/aphia.php?p=stats

Xiao, Shuhai, and Marc Laflamme. 2009. “On the Eve of Animal Radiation: Phylogeny, Ecology, and Evolution of the Ediacara Biota.” Trends in Ecology and Evolution 24(1): 31–40. https://doi.org/10.1016/j.tree.2008.07.015

Yilmaz, Pelin, Pablo Yarza, Josephine Z. Rapp, and Frank O. Glöckner. 2016. “Expanding the World of Marine Bacterial and Archaeal Clades.” Frontiers in Microbiology 6: 1524. https://doi.org/10.3389/fmicb.2015.01524

Zaremba-Niedzwiedzka, Katarzyna, Eva F. Caceres, Jimmy H. Saw, Disa Bäckström, Lina Juzokaite, Emmelien Vancaester, Kiley W. Seitz, Karthik Anantharaman, Piotr Starnawski, Kasper U. Kjeldsen, Matthew B. Stott, Takuro Nunoura, Jillian F. Banfield, Andreas Schramm, Brett J. Baker, Anja Spang, and Thijs J. G. Ettema. 2017. “Asgard Archaea Illuminate the Origin of Eukaryotic Cellular Complexity.” Nature 541: 353–358. https://doi.org/10.1038/nature21031

Zhang, Li-Jun, Yong-An Qi, Luis A. Buatois, M. Gabriela Mángano, Yao Meng, and Da Li. 2017. “The Impact of Deep-Tier Burrow Systems in Sediment Mixing and Ecosystem Engineering in Early Cambrian Carbonate Settings.” Scientific Reports 7: 45773. https://doi.org/10.1038/srep45773

Zhang, Qi-Ya, Fei Ke, Lang Gui, and Zhe Zhao. 2022. “Recent Insights into Aquatic Viruses: Emerging and Reemerging Pathogens, Molecular Features, Biological Effects, and Novel Investigative Approaches.” Water Biology and Security 1(4): 100062. https://doi.org/10.1016/j.watbs.2022.100062

Zhuravlev, Andrey Yu, and Rachel Wood. 2020. “Dynamic and Synchronous Changes in Metazoan Body Size during the Cambrian Explosion.” Scientific Reports 10: 6784. https://doi.org/10.1038/s41598-020-63774-2

Zimmerman, Amy E., Cristina Howard-Varona, David M. Needham, Seth G. John, Alexandra Z. Worden, Matthew B. Sullivan, Jacob R. Waldbauer, and Maureen L. Coleman. 2020. “Metabolic and Biogeochemical Consequences of Viral Infection in Aquatic Ecosystems.” Nature Reviews Microbiology 18: 21–34. https://doi.org/10.1038/s41579-019-0270-x