Gastropoda - Cycloneritida - Helicinidae
Full reference: B. Roth and K. C. Emberton. 1994. "Extralimital" Land Mollusks (Gastropoda) from the Deep River Formation, Montana: Evidence for Mesic Medial Tertiary Climate. Proceedings of the Academy of Natural Sciences of Philadelphia 145:93-106
Belongs to Hendersonia according to B. Roth and K. C. Emberton 1994
Sister taxa: none
Type specimen: SBMNH 35638, a shell. Its type locality is SBMNH Berry Loc. 1, which is in an Oligocene/Miocene terrestrial tuff in the Deep River Formation of Montana.
Ecology: epifaunal
Distribution:
• Miocene of United States (1: Montana collection)
• Oligocene to Miocene of United States (2: Montana)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.