The Academy of Natural Sciences, Philadelphia

Malacolog Version 4.1.1

A Database of Western Atlantic Marine Mollusca

The Academy of Natural Sciences, Philadelphia


Bivalvia: Euheterodonta: Veneroidea: Gemminae

Gemma gemma (Totten, 1834)


Range: 52°N to 18°N; 91°W to 57°W
Depth: 0 to 11 m (live 0 to 0 m)
Maximum Reported Size: 3.8  mm

Synonymy

Venus gemma Totten, 1834
Totteniana gemma (Totten, 1834) 
Cyrena purpurea Lea, 1842
Venus manhattensis Prime, 1862
Gemma fretensis Rehder, 1939

Details


Venus gemma Totten, 1834, p. 367, figs. 2a-d
[Basis of the current name]
Type Locality: Provincetown, Cape Cod, Massachusetts; Newport Harbor, Rhode Island
Range: 52°N to 20°N; 91°W to 57°W
Depth: 0 to 11 m (live 0 m)
Maximum Reported Size: 3.8 mm
Distribution: Canada: Labrador, Nova Scotia; USA: Massachusetts, Rhode Island, New York, New Jersey, Delaware, Florida: East Florida, West Florida; USA: Texas; Mexico: Campeche State, Yucatan State, Quintana Roo; Bahamas, Cuba: Villa Clara
References: Totten (1834) dM; Perkins (1869); Bousfield (1964) NE; Vokes & Vokes (1983) SW; Lyons (1989b) D
Comments: Introduced in Puget Sound, Eastern Pacific. According to Abbott (1974) introduced to various West Indian localities by migrating birds.
Combining Genera:  Totteniana

Gemma fretensis Rehder, 1939, p. 18-19, pl. 6, figs. 8-9
[Synonym]
Type Locality: Crab Meadow State Park, Long Island Sound, Long Island, New York
Range: 40.93°N ; 73.33°W
Maximum Reported Size: 3.7 mm
Distribution: USA: New York
References: Rehder (1939) NSEWM

Venus manhattensis Prime, 1862, 
[Synonym]

Cyrena purpurea Lea, 1842, 
[Synonym]
Range: 21.4°N to 18°N; 86.8°W to 67°W
Distribution: Mexico: Quintana Roo
References: Ekdale (1974) NW


Partial List of References

Rehder, H. A. 1939. New marine mollusks from the Western Atlantic Nautilus 53 16-21, pl. 6. [Stated date: -- Jul 1939.]
Totten, J. G. 1834. Description of some new shells, belonging to the coast of New England American Journal of Science and Arts 26 366-369, 1 pl. [Stated date: -- Jul 1834.]

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