Mesonychid

Cladogram showing the position of the Mesonychia

Mesonychia ("middle claws") is an extinct taxon of small- to large-sized carnivorous digitigrade ungulates related to the cetartiodactyls. Mesonychids first appeared in the early Paleocene, went into a sharp decline at the end of the Eocene, and died out entirely when the last genus, Mongolestes, became extinct in the early Oligocene.

单词	Mesonychian
释义	Mesonychian 英语百科 Mesonychid Mesonychia ("middle claws") is an extinct taxon of small- to large-sized carnivorous digitigrade ungulates related to the cetartiodactyls. Mesonychids first appeared in the early Paleocene, went into a sharp decline at the end of the Eocene, and died out entirely when the last genus, Mongolestes, became extinct in the early Oligocene.
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Mesonychian

Mesonychid