Mimobolbus rufotestaceus (Boheman, 1857) (Fig. 4A–C)

Bolboceras rufotestaceum Boheman 1857: 373; Gemminger & Harold 1869: 1080; Péringuey 1901: 491; Boucomont 1902: 6, 1912: 13; Paulian 1941: 44

Mimobolbus rufotestaceus: Krikken 1984: 43

Bolboceras sebakuensis Péringuey 1908: 642; Paulian 1941: 44 (synonym) synonymy confirmed (Fig. 4D–F)

Mimobolbus sebakuensis: Krikken 1984: 43