Andrewsarchus
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Andrewsarchus, meaning "Andrews' ruler", is an extinct genus of artiodactyl that lived during the Middle Eocene in what is now China. The genus was first described by Henry Fairfield Osborn in 1924 wi
Andrewsarchus AMNH
Illustrated holotype skull of A. mongoliensis
Holotype skull cast of A. mongoliensis as seen from below
Skull of Andrewsarchus compared to those of Mesonyx, an Alaskan brown bear and a wolf
Cetancodontamorpha
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Cetancodontamorpha is a total clade of artiodactyls defined, according to Spaulding et al., as Whippomorpha "plus all extinct taxa more closely related to extant members of Whippomorpha than to any ot
Andrewsarchus
…In 1988, Donald Prothero and colleagues recovered Andrewsarchus as the sister taxon to whales. It has since been recovered as a more basal member of Cetancodontamorpha, most closely related to entelodonts, hippos and whales. In 2023, Yu and colleagues conducted a phylogenetic analysis of ungulates, with a particular…
Whippomorpha