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

Fissurellidea megatrema d'Orbigny, 1839

Range: 22.88°S to 45°S; 65°W to 43°W
Depth: 0 to 200 m (live 0 to 0 m)
Maximum Reported Size: 32  mm


Fissurellidea hiantula auct. non Lamarck, 1822
Fissurellidea megatrema d'Orbigny, 1839
Fissurella megatrema (d'Orbigny, 1839) 
Pupillia tehuelcha Ihering, 1907


Fissurellidea megatrema d'Orbigny, 1839, p. 477-478 [1841], pl. 63, figs. 5-10 [1839]
[Basis of the current name]
Type Locality: Ensenada de Ros, Rio Negro
Range: 22.88°S to 43.35°S; 64.2°W to 43°W
Depth: 0 to 200 m (live 0 m)
Maximum Reported Size: 32 mm
Distribution: Brazil: Rio de Janeiro, Sao Paulo, Santa Catarina, Rio Grande do Sul; Uruguay, Argentina: Buenos Aires, Rio Negro, Chubut
References: McLean (1984a) dlNS; Pastorino (1995) W; Forcelli (2000) a
Comments: Preserved animal to 71 mm (McLean 1984).
Combining Genera:  Fissurella

Fissurellidea hiantula auct. non Lamarck, 1822, 
[Not available]
Range: 23°S to 45°S; 65°W to 43°W
Distribution: Argentina: Buenos Aires, Chubut
References: Castellanos (1970a) NSEW; McLean (1984a) s; Castellanos & Landoni (1988) s
Comments: Misidentification by Pilsbry (1890); Lange de Morretes (1949).

Pupillia aperta tehuelcha Ihering, 1907, p. 399, [d'Orbigny (1842) pl. 63, figs. 5-10]
Type Locality: Several localities
Range: 39°S to 41°S; 63°W to 58.5°W
Maximum Reported Size: 30 mm
References: Ihering (1907) M; McLean (1984a) s; Castellanos & Landoni (1988) s

Partial List of References

d'Orbigny, A. 1839. Mollusques Voyage dans l'Amérique Méridionale 5 pls. 54, 59-66, 68-69. P. Bertrand: Paris. [True date: -- --- 1839.]
Ihering, H. von. 1907. Les Mollusques fossiles du Tertiare et du Crétacé Supérieur de l'Argentine Anales del Museo Nacional de Buenos Aires (3)7 xiii + 611 pp., 18 pls.

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