英语词汇“notoungulate”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

notoungulate

/ˌnəʊtəʊˈʌŋɡjʊlət

noun

An extinct hoofed mammal of a large and varied group that lived in South America throughout the Tertiary period, finally dying out in the Pleistocene.

Order Notoungulata: many families.

Purely by way of example, the image at left shows the nomenclature used for notoungulates, an extinct group of ungulates endemic to the early Cenozoic of South America....

That is, instead of the relatively orderly pattern of cusps possessed by most mammals, notoungulates have drawn out the cusps into long, messy arcs.
The land bridge allowed the South American armadillo, porcupine, opossum, and ground sloths to colonize the north, as well as the unique South American notoungulates.

Origin

Early 20th century: from modern Latin Notoungulata, from Greek notos 'south' + Latin ungula 'nail'.

单词	notoungulate
释义	notoungulate /ˌnəʊtəʊˈʌŋɡjʊlət / noun An extinct hoofed mammal of a large and varied group that lived in South America throughout the Tertiary period, finally dying out in the Pleistocene. Order Notoungulata: many families. Purely by way of example, the image at left shows the nomenclature used for notoungulates, an extinct group of ungulates endemic to the early Cenozoic of South America.... That is, instead of the relatively orderly pattern of cusps possessed by most mammals, notoungulates have drawn out the cusps into long, messy arcs. The land bridge allowed the South American armadillo, porcupine, opossum, and ground sloths to colonize the north, as well as the unique South American notoungulates. Origin Early 20th century: from modern Latin Notoungulata, from Greek notos 'south' + Latin ungula 'nail'.
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