Category
page 1Sinistral (left-coiled) gastropods

Physa fontinalis
species of mollusc

Physa
Physa is a genus of small, left-handed or sinistral, air-breathing freshwater snails, aquatic pulmonate gastropod molluscs in the subfamily Physinae of the family Physidae.

Aplexa hypnorum
species of mollusc
Aplexa
Aplexa is a genus of small, left-handed or sinistral, air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the family Physidae.
Balea biplicata
species of mollusc
Balea perversa
species of mollusc
Clausilia dubia
species of mollusc

Clausilia
Clausilia is a European genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Clausiliidae, the door snails, all of which have a clausilium.

Wet rock physa
species of mollusc

Turbonilla lactea
species of mollusc

Pyramidella dolabrata
species of mollusc
Antiplanes vinosa
species of mollusc

Physella
Physella is a genus of small, left-handed or sinistral, air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the family Physidae.
Cave physa
species of mollusc
Snake River physa snail
species of mollusc

Clausilia bidentata
species of mollusc
Physella gyrina
species of mollusc

Clausilia pumila
species of mollusc
Clausilia cruciata
species of mollusc

Euhadra peliomphala
species of mollusc