Subfamily Bathoxiphinae Christikov 1983 (tusk shell)
Scaphopoda - Gadilida - Entalinidae
Parent taxon: Entalinidae according to P. D. Reynolds and G. Steiner 2008
Sister taxa: Entalininae, Heteroschismoidinae
Subtaxa: Bathoxiphus Rhomboxiphus Solenoxiphus
Ecology: slow-moving shallow infaunal deposit feeder
Distribution:
• Pliocene of Panama (6 collections)
Total: 6 collections each including a single occurrence