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1,156 littorinimorpha species
Pyrgulopsis varneri
Pyrgulopsis villacampae
Pyrgulopsis vinyardi
Rhapinema dacryon
Somatogyrus depressus
Somatogyrus pennsylvanicus
Somatogyrus pumilus
Somatogyrus rheophilas
Somatogyrus rosewateri
Somatogyrus walkerianus
Spurwinkia salsa
Stygopyrgus bartonensis
Taylorconcha insperata
Echinolittorina lineolata
Pseudopusula californiana
Glossaulax draconis
Nodilittorina pyramidalis
Crossata ventricosa
Lacuna crassior
Lacuna parva
Lacuna pallidula
Capulus ungaricus
Euspira catena
Assiminea parasitologica
Ficus papyratia
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