Gastropoda - Trochoidea - Trochidae
Alternative combinations: Chlorostoma (Omphalius) dalli, Tegula dalli
Full reference: R. Arnold. 1907. New and characteristic species of fossil mollusks from the oil-bearing Tertiary formations of southern California. Proceedings of the United States National Museum 32(1545):525-546
Belongs to Tegula (Omphalius) according to W.O. Addicott 1970
See also Arnold 1907 and Hoots 1931
Sister taxon: Tegula (Omphalius) laevis
Subtaxa: Chlorostoma (Omphalius) dalli inornatus Chlorostoma (Omphalius) dalli subnodosus
Type specimen: USNM 164984, a shell
Ecology: epifaunal grazer
Distribution:
• Miocene of United States (2: California collections)
Total: 2 collections including 4 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.