Classification of the genus Deltoptychius
G. †Deltoptychius Morris and Roberts 1862
show all | hide all
†Deltoptychius acutus Agassiz 1843
†Deltoptychius expansus Saint John and Worthen 1883
†Deltoptychius gibberuius Davis 1883
†Deltoptychius nitidus Leidy 1857
†Deltoptychius primus Saint John and Worthen 1883
†Deltoptychius varsoviensis Saint John and Worthen 1883
†Deltoptychius wachsmuthi Saint John and Worthen 1883