†Chriacus Cope 1883 (condylarth)
Mammalia - Theriiformes - Arctocyonidae
Synonyms: Epichriacus Scott 1892, Metachriacus Simpson 1935, Spanoxyodon Simpson 1935, Tricentes Cope 1883
Parent taxon: Arctocyonidae according to R. Tabuce et al. 2011
Sister taxa: Arctocyon, Arctocyonides, Arctocyoninae, Baioconodon, Carcinodon, Colpoclaenus, Desmatoclaenus, Deuterogonodon, Heteroborus, Hyodectes, Karakia, Lambertocyon, Landenodon, Loxolophinae, Loxolophus, Mentoclaenodon, Mimotricentes, Oxyprimus, Princetonia, Protungulatum
Subtaxa: Chriacus badgleyi, Chriacus baldwini, Chriacus calenancus, Chriacus gallinae, Chriacus katrinae, Chriacus metocometi, Chriacus oconostotae, Chriacus pelvidens, Chriacus punitor, Chriacus truncatus
Type: Chriacus pelvidens
Ecology: scansorial omnivore