''Thyasira'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of saltwater clams, marine

bivalve Bivalvia () or bivalves, in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class (biology), class of aquatic animal, aquatic molluscs (marine and freshwater) that have laterally compressed soft bodies enclosed b ...

mollusk Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...

s in the family

Thyasiridae Thyasiridae is a family of bivalve molluscs, including the cleft clams, in the order Lucinida. Genera and species * '' Adontorhina'' S. S. Berry, 1947 ** '' Adontorhina cyclia'' S. S. Berry, 1947 ** '' Adontorhina keegani'' Barry & McCormack, ...

Species

There are more than 50 species in the genus, including both extant (living) and extinct fossil species: * ''

Thyasira gouldi ''Thyasira gouldi'', common name the Northern hatchet-shell, is a species of saltwater clam, a marine bivalve mollusc in the family Thyasiridae. This species has been fully protected since 1992 in the United Kingdom under the Wildlife and Count ...

'' * ''

Thyasira scotiana ''Thyasira'' is a genus of saltwater clams, marine bivalve mollusks in the family Thyasiridae. Species There are more than 50 species in the genus, including both extant (living) and extinct fossil species: * ''Thyasira gouldi ''Thyasira g ...

'' * ''

Thyasira trisinuata ''Thyasira trisinuata'', common name the "Atlantic cleft clam", is a species of saltwater clam, a marine bivalve mollusc in the family Thyasiridae. This species is found along the Atlantic coast of North America, ranging from Nova Scotia to the ...

References

Thyasiridae Bivalve genera {{bivalve-stub