Opaque Pebblesnail
or Somatogyrus tennesseensis is listed on the IUCN Red list (1996) as Critically Endangered due to B1+2c. IUCN Profile of the
Opaque Pebblesnail
Academic web links for the Opaque Pebblesnail.
ADW: Somatogyrus: Classification
... Somatogyrus tennesseensis (opaque pebblesnail)
animaldiversity.ummz.umich.edu/site/accounts/classification/Somatogyrus.html
