Bolbocaffer caffrum (Boheman, 1857) (Fig. 1A–F)

Bolboceras caffer Boheman 1857: 371; Gemminger & Harold 1869: 1077; Boucomont 1902: 4

Bolboceras caffrum: Péringuey 1901: 484–485; Boucomont 1912: 8; Paulian 1941: 58–59

Bolbocaffer caffrum: Howden & Cooper 1977: 34; Krikken 1984: 41