artiodactyladj.n.

1848 R. Owen in Q. Jrnl. Geol. Soc. 4 i. 132 In the ‘Odontography’ I have termed the even-toed Ungulates ‘isodactyle’ and the odd-toed Ungulates ‘anisodactyle’: which terms I propose to change, at the suggestion of my esteemed and learned friend the Rev. Mr. Rigaud, M.A., into the more appropriate terms ‘artiodactyle’ and ‘perissodactyle’.

1849 R. Owen in Todd's Cycl. Anat. & Physiol. IV. 932/1 The even-toed or artiodactyle ungulata.

1871 St. G. Mivart On Genesis of Species iv. 124 It appears that this very recently extinct beast presents a highly-generalized type of structure, uniting in one organic form both artiodactyl and perissodactyl characters.

1912 J. McCabe Story of Evol. xvii. 252 The Artiodactyl group must have quickly branched in turn, as we find very primitive hogs and camels before the end of the Eocene.

1948 Evolution 2 170/1 The analysis of tarsal joint action provides certain tentative conclusions regarding the biomechanics of the artiodactyl foot.

2000 C. Tudge Variety of Life ii. xviii. 456 The Bovidae are the mightiest of all the artiodactyl families.

1849 Proc. Zool. Soc. 17 149 A laterally projecting plate extends down on the outer side of the pterygoid process, forming a pterygoid fossa in a manner..very characteristic of these Non-ruminant Artiodactyles.

1879 J. Le Conte Elements Geol. (new ed.) 508 The Artiodactyls always have their toes in pairs; there may be only two toes, as in Anoplothere and in Ruminants; or four as in the Hog and the Hippopotamus.

1928 Internat. Jrnl. Orthodontia, Oral Surg. & Radiogr. 14 113 But the Primates, like certain other lines of mammals, notably the ruminant artiodactyls, soon found it advantageous to protect the eye by a postorbital bar.

2007 Columbus (Ohio) Dispatch (Nexis) 23 Jan. 5 d In artiodactyls, the bone has a rounded knob on both ends, similar to a double pulley.

1860 J. Phillips Life on Earth 119 The Stereognathus Ooliticus, of the artiodactylous order.

1898 Philos. Trans. (Royal Soc.) B. 190 65 In the artiodactylous Ruminants and, to a less [sic] degree, in Carnivora this dorsal ganglionated root is regularly present.

1966 Systematic Zool. 15 47/1 In the upper Eocene, more numerous insectivores and artiodactylous ungulates appeared.

2006 Y. Taché & M. Million in L. R. Johnson Physiol. Gastrointestinal Tract (ed. 4) I. xxx. 793/1 Artiodactylous ruminants that underwent several residue changes.