Gastropoda - Cerithioidea - Turritellidae
Full reference: F. E. Turner. 1938. Stratigraphy and Mollusca of the Eocene of western Oregon. Geological Society of America Special Paper (10)1-130
Belongs to Turritella uvasana according to F. E. Turner 1938
Sister taxa: Turritella uvasana aedificata, Turritella uvasana applinae, Turritella uvasana bicarinata, Turritella uvasana chehalisensis, Turritella uvasana etheringtoni, Turritella uvasana hendoni, Turritella uvasana infera, Turritella uvasana neopleura, Turritella uvasana olequahensis, Turritella uvasana sargeanti, Turritella uvasana tricarinata
Type specimen: UC 33287, a shell
Ecology: facultatively mobile semi-infaunal suspension feeder
Distribution: there are no occurrences of Turritella uvasana stewarti in the database