The Academy of Natural Sciences, Philadelphia

Malacolog Version 4.1.1

A Database of Western Atlantic Marine Mollusca

The Academy of Natural Sciences, Philadelphia

Gastropoda: : Fissurelloidea: Fissurellidae

Hemitoma emarginata (Blainville, 1825)

Range: 27.81°N to 11.5°N; 93.05°W to 59.6°W
Depth: 0 to 152 m
Maximum Reported Size: 25.5  mm


Emarginula emarginata Blainville, 1825
Subemarginula emarginata (Blainville, 1825) 
Subemarginula retiporosa Dall, 1903
Emarginula ostheimerae Abbott, 1958


Emarginula emarginata Blainville, 1825,
[Basis of the current name]
Range: 27.81°N to 11.5°N; 93.05°W to 59.6°W
Depth: 0 to 152 m
Maximum Reported Size: 25.5 mm
Distribution: USA: Florida: East Florida, Florida Keys, Dry Tortugas; USA: Louisiana, Flower Garden Banks; Mexico: Alacran Reef, Quintana Roo; Honduras; Colombia: Offshore islands; Colombia; ABC Islands: Curacao; Venezuela: Los Testigos; Bahamas: Abaco (Great or Little), Bimini, New Providence, Inagua (Great or Little); Cuba: North Havana Province; Jamaica, Puerto Rico; Virgin Islands: St. Thomas, St. Croix; St. Vincent & the Grenadines: Grenada; Barbados
References: Dautzenberg (1900) S; Aguayo (1935); Turner (1959a) EM; Usticke (1959) {E}; Rice & Kornicker (1962) {W}; Jong & Coomans (1988) {S}; García (1999a) N; García & Lee (2002); Geiger (2006a)
Comments: Nude name in Blainville (1824: 291).
Combining Genera:  Subemarginula

Emarginula ostheimerae Abbott, 1958, p. 18, pl. 1, fig. c
Type Locality: Beach west of Old Man Bay, Grand Cayman Island
Range: 19°N to 12°N; 81°W to 65°W
Depth: 15 to 30 m
Maximum Reported Size: 22.5 mm
Distribution: ABC Islands: Curacao; Cayman Islands: Grand Cayman Island; Virgin Islands: St. Croix
References: Turner (1959a) s; Usticke (1959) E; Warmke & Abbott (1961) s; Jong & Coomans (1988) DS

Subemarginula retiporosa Dall, 1903,  pl. 55, fig. 3; pl. 60, fig. 17
Type Locality: Pliocene marl of Shell Creek, Florida
Maximum Reported Size: 13 mm
References: Dall (1903) M; Turner (1959a) s
Comments: Described as a fossil.

Partial List of References

Abbott, R. T. 1958. The marine mollusks of Grand Cayman Island, British West Indies Monographs of the Academy of Natural Sciences of Philadelphia 11 [viii] + 138 pp., 5 pls. [Stated date: 31 Dec 1958.]
Dall, W. H. 1903. Contributions to the Tertiary fauna of Florida with especial reference to the silex beds of Tampa and the Pliocene beds of the Caloosahatchie River. Part VI. Concluding the work Transactions of the Wagner Free Institute of Science of Philadelphia 3 i-xiv + 1219-1654, pls. 48-60. [Stated date: -- Oct 1903.]

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