Please feel free to contact me for PDF copies of publications listed below. Asterisks ('*') indicate student (undergraduate) coauthors.



22. Cribb, A.T., Kenchington, C.G., Koester, B., Gibson, B.M., Boag, T.H., Racicot, R.A., Mocke, H., Laflamme, M., and Darroch, S.A.F.D. Increase in metazoan ecosystem engineering prior to the Ediacaran–Cambrian boundary in the Nama Group, Namibia. Royal Society Open Science

21. Clark, E.G., Fezzaa, K., Burke, J.E., Racicot, R.A., Shaw, J.O., Westacott, S., and Briggs, D.E.G. 2019. A farewell to arms: using X-ray synchrotron imaging to investigate autotomy in brittle stars. Zoomorphology

20. Racicot, R.A., Boessenecker, R.W., Darroch, S.A.F., Geisler, J.H. Evidence for convergent evolution of ultrasonic hearing in toothed whales (Cetacea: Odontoceti). Biology Letters 15: 20190083.

19. Galatius, A., Olsen, M.T., Steeman, M.E., Racicot, R.A., Bradshaw, C.D., Kyhn, L., Miller, L.A. 2018. Raising your voice: evolution of narrow-band high-frequency signals in toothed whales (Odontoceti). Biological Journal of the Linnean Society 126: 213–224.


18. Racicot, R.A., Darroch, S.A.F., and Kohno, N. 2018. Neuroanatomy and inner ear labyrinths of the narwhal, Monodon monoceros, and beluga, Delphinapterus leucas (Cetacea: Monodontidae)Journal of Anatomy 233: 421–439.

17. Racicot, R.A. 2018. Dolphins, porpoises, and monodontids, Evolution. In Encyclopedia of Marine Mammals (B. Würsig, J.G.M. Thewissen, and K.M. Kovacs, eds.), 3rd Ed, pp. 271–274, Academic Press/Elsevier, San Diego, CA, USA.


16. Darroch, S. A. F., Rahman, I.A., Gibson, B., Racicot, R.A., and Laflamme, M. 2017. Inference of facultative mobility in the enigmatic Ediacaran organism Parvancorina. Biology Letters 13: 20170033.

15. Racicot, R.A. 2017. Fossil secrets revealed: X–ray CT scanning and applications in paleontology. In: Tapanila, L. and Rahman, I.A. (eds.), Virtual Paleontology. Paleontological Society Papers 22: 21­–38. 

14. Field, D., Boessenecker, R., Racicot, R.A., Ásbjörnsdóttir, L., Jónasson, K., Hsiang, A. Behlke, A., and Vinther, J. 2017. The oldest marine vertebrate fossil from the volcanic island of Iceland: A partial right whale skull from the high latitude Pliocene Tjörnes Formation. Palaeontology. 60: 141–148.


13. Racicot, R.A., Gearty, W.*, Flynn, J., and Kohno, N. 2016. Comparative anatomy of the inner ear of extant and fossil porpoises (Cetacea: Phocoenidae). Biological Journal of the Linnean Society. 119: 831–846.

12. Darroch, S.A.F., Boag, T., Racicot, R.A., Tweedt, S., Mason, S., Erwin, D.H., and Laflamme, M. 2016. A mixed Ediacaran–metazoan assemblage from the Zaris Sub–basin, Namibia. Palaeogeography, Palaeoclimatology, Palaeoecology. 459: 198–208.


11. Rahman, I., Darroch, S.A.F., Racicot, R.A., and Laflamme, M. 2015. Suspension feeding in the enigmatic Ediacaran organism Tribrachidium demonstrates complexity of Neoproterozoic ecosystems. Science Advances 1:10, e1500800.

10. Darroch, S.A.F., Sperling, E.A., Boag, T., Racicot, R.A., Mason, S.J., Morgan, A.S.,Tweedt, S., Myrow, P., Johnston, D.T., Erwin, D.H., and Laflamme, M. 2015. Biotic replacement and mass extinction of the Ediacara biota. Proceedings of the Royal Society B. 282: 20151003.

9. Hsiang, A.Y., Field, D.J., Webster, T.H., Behlke, A., Davis, M.B., Racicot, R.A., andGauthier, J.A. 2015. The origin of snakes: revealing the ecology, behavior, and evolutionary history of early snakes using genomics, phenomics, and the fossil record. BMC Evolutionary Biology 15:87.

8. Ekdale, E.G., and Racicot, R.A. 2015. Anatomical evidence for low frequency sensitivityin the inner ear of Zygorhiza kochii (Cetacea, Basilosauridae). Journal of Anatomy 226: 22–39.


7. Racicot, R.A. and Rowe, T. 2014. Endocranial anatomy of a new fossil porpoise (Odontoceti, Phocoenidae) from the Pliocene San Diego Formation of California. Journal of Paleontology 88: 652–663. (Cover Article)

6. Racicot, R.A., Deméré, T., Boessenecker, R., and Beatty, B. 2014. Unique feeding morphology in a new prognathous extinct porpoise from the Pliocene of CaliforniaCurrent Biology 24: 774–779. (Cover Article)


5. Racicot, R.A. and Colbert, M.W. 2013. Morphology and variation of porpoise (Cetacea:Phocoenidae) cranial endocasts. Anatomical Record 296: 979–992.

4. Racicot, R.A. and Berta, A. 2013. Comparative morphology of True Porpoise (Cetacea:   Phocoenidae) pterygoid sinuses: Phylogenetic and Functional Implications. Journal of Morphology 274: 49–62. (Cover Article)


3. Vinther, J., Jell, P., Kampouris, G., Carney, R., Racicot, R.A., and Briggs, D.E.G. 2012. The origin of multiplacophorans – convergent evolution of Aculiferan molluscsPalaeontology 55:1007–1019.


1. Colbert, M.W., Racicot, R.A., and Rowe, T. 2005. Anatomy of the cranial endocast of the bottlenose dolphin, Tursiops truncatus, based on HRXCT. Journal of Mammalian Evolution 12:195–207.