Arctoidea is an infraorder of mostly carnivorous mammals which include the extinct Hemicyonidae (dog-bears), and the extant Musteloidea (weasels, raccoons, skunks, red pandas), Pinnipedia (seals, sea lions), and Ursidae (bears), found in all continents from the Eocene, to the present. [2]

The meaning of ARCTOIDEA is a superfamily of Carnivora comprising bears, raccoons, weasels, and related forms and now but not formerly including the dogs.

Jan 29, 2008 · Phylogenetic positions for fossil taxa indicate that several taxa previously described as early members of extant families (e.g., Bathygale and Plesictis) are likely stem taxa at the base of the Arctoidea.

Dec 1, 2008 · Phylogenetic positions for fossil taxa indicate that several taxa previously described as early members of extant families (e.g., Bathygale and Plesictis) are likely stem taxa at the base of the...

Arctoidea is a clade of mostly carnivorous mammals which include the extinct Hemicyonidae (dog-bears), and the extant Musteloidea (weasels, raccoons, skunks, red pandas), Pinnipedia (seals, sea lions), and Ursidae (bears), found in all continents from …

Oct 1, 2006 · Higher-level systematics of the ArctoideaBoth data sets; all data combined and STS-only; and all analysis methods yielded Arctoidea as monophyletic and strongly supported Ursidae (MP BP = 98%, BPP = 1.0) as the most basal arctoid lineage (Fig. 1).

Arctoidea. A taxonomic infraorder within the order Carnivora – certain mostly carnivorous mammals.

Define Arctoidea. Arctoidea synonyms, Arctoidea pronunciation, Arctoidea translation, English dictionary definition of Arctoidea. n. pl. 1. A group of the Carnivora, that includes the bears, weasels, etc. Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co

Jun 8, 2023 · “Arctoidea is the most diverse clade in the order Carnivora, with approximately 268 extinct and living genera, about 55% of all carnivorans,” Dr. Xiaoming Wang, a vertebrate paleontology curator at the Natural History Museum of Los Angeles, and colleagues wrote in …

Apr 1, 2006 · A recent molecular phylogeny of the mammalian order Carnivora implied large body size as the ancestral condition for the caniform subclade Arctoidea using the distribution of species mean body sizes among living taxa.