Insecta - Coleoptera - Curculionidae
Parent taxon: Entiminae according to P. Bouchard et al. 2011
Sister taxa: Anypotactini, Argoptochus incertus, Bagous atavus, Brachycerus exilis, Brachyderini, Cneorhinini, Cylydrorhinini, Cyphicerini, Entimini, Eudiagogini, Eustylini, Geonemini, Hormorini, Laccopygus, Laccopygus rhenanus, Lachnopus robustus, Laparocerini, Megarhynchaenus, Naupactus crassirostris, Oligocryptus, Otiorhynchini, Otiorhynchus boettingensis, Phyllobiini, Phytonomus firmus, Polydrusini, Polydrusitae, Pristorhynchini, Scelianoma, Sciaphilini, Sciaphilus nigriscens, Sitona atavina, Sitona attavina, Sitona exitiorum, Sitones venustulus, Sitonini, Strophosomus marcelini, Syntomostylus fortis, Tanymecini, Trachyphloeini, Tropiphorini, Tychius manderstjernai, Polydrosini
Subtaxa: Ophryastes
Ecology:
Distribution: found only at White River, northern side (Eocene of Utah)