ammonites
Sagamicadulus Sakurai and Shimazu 1963 (tusk shell)

Scaphopoda - Gadilida - Gadilidae

Parent taxon: Siphonodentaliinae according to P. D. Reynolds and G. Steiner 2008

Sister taxa: Dischides, Polyschides, Siphonodentalium, Striocadulus

Subtaxa: none

Ecology: slow-moving shallow infaunal deposit feeder