单词 | macrauchenia |
释义 | Macrauchenian. Palaeontology. A genus of long-necked litopterns of the Pliocene and Pleistocene epochs. Also (now historical, also macrauchenia): an animal of this genus. ΘΚΠ the world > animals > mammals > group Ungulata (hoofed) > [noun] > Pachydermata > extinct or fossil types of anoplothere1815 Macrauchenia1838 1838 R. Owen in C. Darwin Zool. Voy. H.M.S. Beagle i. No. 1. 35 The portions of the skeleton of the animal—which..I propose to call Macrauchenia—were discovered by Mr. Darwin. [Note]Μακρος longus, αυχην cervix. 1839 Penny Cycl. XIV. 253/1 Mr. Owen then goes on to show that the vertebræ of the Macrauchenia also closely resemble the middle cervical vertebræ of the Vicuña and Llama. 1872 C. Darwin Origin of Species (ed. 6) vii. 178 The camel, guanaco, and macrauchenia. 1903 Q. Rev. Jan. 59 The macrauchenia, a three-toed ungulate of the size and proportions of a camel. 1966 A. S. Romer Vertebr. Paleontol. (ed. 3) xxii. 261/1 Macrauchenia..of the Pliocene and Pleistocene was the last surviving member of the order and the most highly developed of a second family of litopterns. 1997 M. J. Benton Vertebr. Palaeontol. (ed. 2) 317 Some litopterns have the nostrils set well back in the skull roof, which almost certainly indicates the presence of an elephant-like trunk, as seen in the superficially camel-like Macrauchenia from the Pleistocene. This entry has been updated (OED Third Edition, March 2000; most recently modified version published online March 2022). < n.1838 |
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