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Physa

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Phy´sa
n.1.(Zool.) A genus of fresh-water Pulmonifera, having reversed spiral shells. See Pond snail, under Pond.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.Physa - any member of the genus Physaphysa - any member of the genus Physa        
gastropod, univalve - a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes
genus Physa - type genus of the Physidae; freshwater air-breathing snails


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Kingdom Animalia Phylum Mollusca Class Gastropoda Subclass Pulmonata Order Basommatophora Family Physidae Physa sayii: (Fig.
Influence of carbonic anhydrase inhibitors on shell growth of a fresh-water snail, Physa heterostropha.
 
 
 
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