Somatogyrus alcoviensis (Reverse Pebblesnail) (Extinct)
Somatogyrus aldrichi
Somatogyrus amnicoloides (Oachita Pebblesnail) (Extinct)
Somatogyrus aureus (Golden pebblesnail)
Somatogyrus biangulatus (Angular Pebblesnail)
Somatogyrus constrictus (Knotty Pebblesnail)
Somatogyrus coosaensis (Coosa Pebblesnail) (Critically Endangered)
Somatogyrus crassilabris (Thick-lipped Pebblesnail) (Extinct)
Somatogyrus crassus (Stocky Pebblesnail) (Critically Endangered)
Somatogyrus currierianus (Tennessee Pebblesnail) (Critically Endangered)
Somatogyrus decipiens (Hidden Pebblesnail)
Somatogyrus depressus (sandbar pebblesnail)
Somatogyrus excavatus (Ovate Pebblesnail)
Somatogyrus georgianus
Somatogyrus hendersoni (Fluted Pebblesnail) (Critically Endangered)
Somatogyrus hinkleyi (Granite Pebblesnail)
Somatogyrus humerosus (Atlas Pebblesnail) (Critically Endangered)
Somatogyrus integer
Somatogyrus nanus (Dwarf Pebblesnail) (Critically Endangered)
Somatogyrus obtusus (Moon Pebblesnail)
Somatogyrus parvulus (Sparrow Pebblesnail)
Somatogyrus pennsylvanicus
Somatogyrus pilsbryanus (Tallapoosa Pebblesnail)
Somatogyrus pumilus
Somatogyrus pygmaeus (Pygmy Pebblesnail) (Critically Endangered)
Somatogyrus quadratus (Quadrate Pebblesnail) (Critically Endangered)
Somatogyrus rheophilas
Somatogyrus rheophilus
Somatogyrus rosewateri
Somatogyrus sargenti (Mud Pebblesnail)
Somatogyrus strengi (Rolling Pebblesnail) (Critically Endangered)
Somatogyrus substriatus
Somatogyrus tenax (Savannah Pebblesnail)
Somatogyrus tennesseensis (Opaque Pebblesnail) (Critically Endangered)
Somatogyrus trothis
Somatogyrus tryoni (Coldwater Pebblesnail)
Somatogyrus virginicus (Panhandle Pebblesnail)
Somatogyrus walkerianus
Somatogyrus wheeleri (Channeled Pebblesnail) (Extinct)