Full reference: F. M. Anderson. 1958. Upper Cretaceous of the Pacific Coast. Geological Society of America Memoir 71:1-378
Sister taxon: Nonacteonina orientalis
Ecology: epifaunal carnivore
Distribution: there are no occurrences of Nonacteonina stephensoni in the database
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.