Gastropoda - Epitonioidea - Epitoniidae
Alternative combination: Acrilla dickersoni
Full reference: J. W. Durham. 1937. Gastropods of the Family Epitoniidae from Mesozoic and Cenozoic Rocks of the West Coast of North America, including One New Species by F. E. Turner and One by R. A. Bramkamp. Journal of Paleontology 11(6):479-512
Belongs to Acrilla (Ferminoscala) according to A. E. Oleinik and L. Marincovich 2003
See also Durham 1944 and Effinger 1938
Sister taxa: Amaea (Scalina) edwilsoni, Scalina belti, Scalina boylae, Scalina brophyi, Scalina brunneopicta, Scalina cheneyi, Scalina deroyae, Scalina ferminiana, Scalina foosei, Scalina gardnerae, Scalina isaacsoni, Scalina kendacensis, Scalina mitchelli, Scalina pseudoleroyi, Scalina retifera, Scalina staminea, Scalina tehuanarum, Scalina trigintanaria, Scalina waynensis, Scalina whitei, Acrilla (Ferminoscala) becki, Ferminoscala durhami, Acrilla (Ferminoscala) aragoensis, Acrilla (Ferminoscala) pinolensis, Acrilla (Ferminoscala) tejonensis, Acrilla (Ferminoscala) durhami, Acrilla (Ferminoscala) berthiaumei, Acrilla (Ferminoscala) atwoodi, Acrilla (Ferminoscala) pakistanica
Type specimen: CAS 432, a shell
Ecology: slow-moving low-level epifaunal carnivore
Distribution:
• Eocene of United States (12: California, Oregon, Washington collections)
Total: 12 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.