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1,156 littorinimorpha species
Natica marochiensis
Phreatoceras taylori
Cribrarula cribraria
Bithynia leachii
Neverita didyma
Spilochlamys turgida
Spilochlamys gravis
Littoridinops palustris
Spilochlamys conica
Somatogyrus substriatus
Littoraria undulata
Taylorconcha serpenticola
Pyrgulopsis plicata
Pyrgulopsis pellita
Fluminicola dalli
Hipponix subrufus
Pyrgulopsis peculiaris
Hipponix incurvus
Hipponix grayanus
Pyrgulopsis papillata
Megalomphalus oxychone
Vitrinella floridana
Vitreolina arcuata
Vitreolina bermudezi
Cheilea equestris
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