Synonyma
Scaphiodontella Oshima, 1920 ― Scaphiodontella alticorpus Oshima, 1920
Typový druh
Onychostoma laticeps Günther, 1896.
Původní popis
Günther, A. 1896. Report on the collections of reptiles, batrachians and fishes made by Messrs. Potanin and Berezowski in the Chinese provinces Kansu and Sze-chuen. Ann. Mus. Zool. Acad. Imp. Sci. St. Petersburg 1896: 199-219, Pls. 1-2.