Original sentence: Dolicorhinus is an extinct genus of brontothere from North America
Edited sentence: A single specimen was examined by M.Dolichorhinus fluminalis, Dolichorhinus heterodon, Mesatirhinus superior), S.Dolichorhinus longiceps, Telmatotherium cornutum), S.Fossils were restricted to southern Wyoming and eastern Utah.It is not extant.It was assigned to Brontotheriidae by Osborn (1895) and Carroll (1988); and to Dolichorhininae by Mader (1998).Its type is Sphenocoelus uintensis.Mendoza for body mass and was estimated to have a weight of 106.2 kg (234 lbs).Sphenocoelus is an extinct genus of brontothere of the subfamily Dolichorhininae, family Brontotheriidae, endemic to North America during the Middle Eocene epoch (46.2—42 mya), existing for approximately.Sphenocoelus was named by Osborn (1895).blairi, S.bridgeri, S.harundivoras, S.hyognathus (syn.intermedius (syn