Gastropoda - Neogastropoda - Buccinidae
Alternative spellings: Aulacofusus, Colus (Aulocofusus)
Parent taxon: Colus according to R. B. Stewart 1927
See also Oleinik and Marincovich 2003, Sepkoski 2002 and Titova 1994
Sister taxa: Colus altus, Colus arctatus, Colus gracilis, Colus hollboelli, Colus islandicus, Colus precursor, Colus pygmaeus, Colus rearensis, Colus sekiuensis, Colus stimpsoni, Tritonofusus fortunasensis, Tritonofusus (Plicifusus)
Subtaxa: Colus (Aulacofusus) asagaensis Colus (Aulacofusus) spitzbergensis Colus (Aulocofusus) recurvus
Ecology: epifaunal carnivore
Distribution:
• Quaternary of United States (1: Alaska collection)
• Pliocene of Japan (1)
• Miocene of Japan (1)
• Eocene of the Russian Federation (1)
Total: 4 collections each including a single occurrence