Wiktionary
pantothere
n. (cx zoology English) Any of the Pantotheria, a (now abandoned) taxon of Mesozoic mammals.
Usage examples of "pantothere".
It was a pantothere, one of the earliest mammals and progenitor of later types like the opossum, and it had scant protection in the swamp.
The grazing pantotheres, or nimble coil-boks, who used to roam my plain in numbers vast?