| |
Species |
Strangesta ptychomphala (A Snail) |
A Snail |
| |
Species |
Striatura pugetensis (Northwest Striate) |
Northwest Striate |
| |
Species |
Succinea oregonensis (Oregon ambersnail) |
Oregon ambersnail, Oregon Ambersnail |
| |
Species |
Succinea rusticana (Rustic Ambersnail) |
Rustic Ambersnail |
| |
Species |
Succinea scalaria (An Amber Snail) |
An Amber Snail |
|
Species |
Tarebia granifera (Quilted Melania) |
Quilted Melania |
| |
Species |
Taylorconcha insperata (Unexpected Pebblesnail) |
Unexpected Pebblesnail, A Mud Snail, A Freshwater Snail, Bulrush |
| |
Species |
Taylorconcha serpenticola (Bliss Rapids Snail) |
Bliss Rapids Snail, Bliss Rapid Snail, Mossy Sandwort |
|
Species |
Udosarx lyrata (Lyre Mantleslug) |
Lyre Mantleslug |
| |
Species |
Vallonia albula (Indecisive Vallonia) |
Indecisive Vallonia |
|
Species |
Vallonia costata (Costate Vallonia) |
Costate Vallonia, Ribbed Grass Snail |
| |
Species |
Vallonia cyclophorella (Silky Vallonia) |
Silky Vallonia |
|
Species |
Vallonia excentrica (Iroquois Vallonia) |
Iroquois Vallonia, Eccentric Grass Snail, Eccentric Grass Slug |
| |
Species |
Vallonia gracilicosta (Multirib Vallonia) |
Multirib Vallonia |
|
Species |
Vallonia pulchella (Lovely Vallonia) |
Lovely Vallonia, Smooth Grass Snail, Grass Snail |
