Classification of the genus Haploceras
G. †Haploceras Zittel 1870
show all | hide all
Subg. †Haploceras (Haploceras) Zittel 1870
hide
†Haploceras (Haploceras) staczycii Zeuschner 1846
†Haploceras (Haploceras) tomephorum Zittel 1870
Subg. †Haploceras (Hypoglochiceras) Breistroffer 1947
†Haploceras (Neolissoceras) grasi subgrasi Druschits 1960
Subg. †Haploceras (Volanites) Enay and Cecca 1986
hide
†Haploceras (Volanites) verruciferum Zittel 1870
†Haploceras deplanatum Waagen 1875
†Haploceras elimatum Oppel 1870
†Haploceras grasianum d'Orbigny 1841
†Haploceras pachecoense Anderson 1945
†Haploceras propinquum Waagen 1875
†Haploceras staszycii Zejszner 1846
†Haploceras subelimatum Fontannes 1879
†Haploceras transatlanticum Burckhardt 1906
†Haploceras umbilicatum Howarth 1998
†Haploceras veracruzanum Cantu Chapa 1976