Loxodontomys micropus
© Scott J. Steppan
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Tarchia
© 2000 Kenneth Carpenter
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Elephantulus
© 2001 California Academy of Sciences
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Amniota
© 1996 Michel Laurin
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Lepidochelys olivacea
© 1996 Greg and Marybeth Dimijian
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Noctilio leporinus
© 1998 Nancy B. Simmons
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Yanbiania wangqingica
© 1998 Guo-Qing Li and Mark V. H. Wilson
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Palaeobatrachus
© 1995 David Cannatella
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Solenodonsaurus janenschi
© 2001 Michel Laurin
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Hyla arenicolor
© David Cannatella
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Thyroptera tricolor
© 1998 Nancy B. Simmons
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Tamandua mexicana
© 2000 Greg and Marybeth Dimijian
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Characiformes
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Tetraceratops
© 1991 Discover Magazine
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Physalaemus aguirrei
© 1996 Adao Cardoso
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Leiopelma
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Panthera leo
© 2000 Greg and Marybeth Dimijian
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Andinomys edax
© Scott J. Steppan
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Euconodonta
© 1997 Philippe Janvier
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Aneides flavipunctatus
© Allan Larson
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Hyperoartia, Mayomyzon
© 1997 Philippe Janvier
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Scaphiophryne cf. marmorata
© 1995 David Cannatella
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Physalaemus biligonigerus
© 1996 Adao Cardoso
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Hiodon tergisus
© 1998 Wayne E. Roberts, University of Alberta Museum of Zoology
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Lemur catta
© 2000 Greg and Marybeth Dimijian
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Neoscopelus macrolepidotus
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Ichthyostega
© Jennifer A. Clack
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Tarchia gigantea
© 2001 Kenneth Carpenter
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Molossoidea
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Cardinalis cardinalis
© 1995 D. Brent Burt
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Orcinus orca
© 1999 Brian Scott
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Characiformes
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Notolychnus valdiviae
© Melanie L.J. Stiassny
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Terrestrial Vertebrates
© 1996 Michel Laurin
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Calomys laucha
© Scott J. Steppan
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Pterobunocephalus
© 1995 John P. Friel
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Pteraspidomorphi
© 1997 Philippe Janvier
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Physalaemus obtectus
© 1996 Adao Cardoso
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Chondrichthyes
© 1997 Philippe Janvier
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Didelphis virginiana
© 1990 Katja Schulz
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