27
N. MacLeod. 1998. Impacts and marine invertebrate extinctions. Geological Society, London, Special Publications 140: 217–46.
28
L. Alvarez, W. Alvarez, F. Asaro, and H. Michel. 1980. Extraterrestrial cause for the Cretaceous-Tertiary extinction. Science 208 (4448): 1095–108.
29
A. Hildebrand, G. Penfield, D. Kring, et al. 1991. Chicxulub crater: A possible Cretaceous/ Tertiary boundary impact crater on the Yucatán Peninsula, Mexico. Geology 19 (9): 867–71.
30
R. Worth, S. Sigurdsson, and C. House. 2013. Seeding life on the moons of the outer planets via lithopanspermia. Astrobiology 13 (12): 1155–65.
31
R. Tagle and P. Claeys. 2005. An ordinary chondrite impactor for the Popigai crater, Siberia. Geochimica et Cosmochimica Acta 69 (11): 2877–89.
32
S. Ekhtiari, K. Chiba, S. Popovic, et al. 2020. First case of osteosarcoma in a dinosaur: A multimodal diagnosis. The Lancet 21 (8): 1021–1022.
33
W. Sellers, P. Manning, T. Lyson, et al. 2009. Virtual palaeontology: Gait reconstruction of extinct vertebrates using high performance computing. Palaeontologia Electronica 12 (3): 1–26.
34
D. Hone and and O. Rauhut. 2010. Feeding behaviour and bone utilization by theropod dinosaurs. Lethaia 43 (2): 232–44.
35
E. Wolff, S. Salisbury, J. Horner, and D. Varricchio. 2009. Common avian infection plagued the tyrant dinosaurs. PLOS ONE 4 (9): e7288.
36
S. Brusatte, M. Norell, T. Carr, et al. 2010. Tyrannosaur paleobiology: New research on ancient exemplar organisms. Science 329 (5998): 1481–85.
37
C. Kammerer, S. Nesbitt, J. Flynn, et al. 2020. A tiny ornithodiran archosaur from the Triassic of Madagascar and the role of miniaturization in dinosaur and pterosaur ancestry. PNAS 117 (30): 17932–36.
38
T. Blackburn, P. Olsen, S. Bowring, et al. 2013. Zircon U-Pb geochronology links the end-Triassic extinction with the Central Atlantic Magmatic Province. Science 340 (6135): 941–45.