Chubb, Samuel Harmsted, 1863-2005-10-062005-10-061912http://hdl.handle.net/2246/1792p. 113-115 : ill. ; 24 cm.197167 bytesapplication/pdfen-USQH1 .A4 vol.31, art.12, 1912Equidae -- Anatomy.Trapezium (Anatomy)Horses -- Anatomy.Horses -- Evolution.Notes on the trapezium in the Equidae. Bulletin of the AMNH ; v. 31, article 12.Trapezium in the Equidaetext