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Related to perissodactyl: artiodactyl


adjective Referring to Perissodactyla, an order of odd-toed ungulates.
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References in periodicals archive ?
The teeth of the perissodactyls are perfect for eating grass and plants.
Mitchell & Lust (2008) suggested that evolution of a carotid rete, a structure highly developed in artiodactyls but absent in perissodactyls, was important for obtaining better adaptation and evolutionary success.
The age assigned to the Formation in Kohat-Potwar province is early Pliocene on the basis of the fossils such as crocodilians, chelonians, perissodactyls, rhinoceros, carnivores, proboscideans, primates and artiodactyls have been reported by Pascoe (1963).
Similarly, the expansion of the artiodactyls and decline of the perissodactyls in the late Cenozoic appear to have been mediated by climatic and resulting vegetational changes rather than by direct competition (Janis 1989).