Gastropoda - Neogastropoda - Siphonaliidae
Parent taxon: Buccinoidea according to L. V. Titova 1994
Sister taxa: none
Subtaxa: none
Ecology: epifaunal carnivore
Distribution:
• Quaternary of United States (28: California collections)
• Pliocene to Pleistocene of United States (13: California)
• Pliocene of Japan (1), United States (19: California)
• Miocene to Pliocene of United States (7: California)
• Miocene of United States (37: Alaska, California, Oregon, Washington)
• Oligocene to Miocene of United States (1: California)
• Oligocene of Canada (2: British Columbia), United States (57: California, Oregon, Washington)
• Eocene to Oligocene of United States (1: Oregon)
• Eocene of the Russian Federation (1), United States (44: California, Oregon, Washington)
Total: 211 collections including 240 occurrences