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notoungulate Line breaks: noto|ungu¦late
Pronunciation: /ˌnəʊtəʊˈʌŋɡjʊlət/

Definition of notoungulate in English:


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
Example sentences
  • 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.


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

Definition of notoungulate in:
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