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: : Vanikoroidea: Hipponicidae

Cheilea equestris (Linnaeus, 1758)


Range: 35°N to 20.67°S; 94°W to 0°W
Depth: 0 to 780 m (live 0 to 60 m)
Maximum Reported Size: 38  mm

Synonymy

Calyptra equestris (Linnaeus, 1758) 
Patella equestris Linnaeus, 1758
Calyptraea equestris (Linnaeus, 1758) 
Patella neptuni Dillwyn, 1817
Mitrularia neptuni Schumacher, 1817
Calyptraea cepacea Broderip, 1834
Calyptraea chlorina Gould, 1846
Mitrularia chlorina (Gould, 1846) 
Calyptraea planulata C. B. Adams, 1852
Calyptraea aculeata Reeve, 1858
Mitrularia diaphana auct. non Reeve, 1858
Calyptraea stella Reeve, 1858
Calyptraea tortilis Reeve, 1858
Calyptraea umbo Reeve, 1858
Calyptra tubifera Gray, 1868

Details


Patella equestris Linnaeus, 1758, p. 780-781, [Rumph. t. 40, f. P-Q; Pet. amb. t. 16, f. 28; Gualt. t. 9, fig. X; Argen. t. 6, fig. K]
[Basis of the current name]
Type Locality: O[ceano] Indico
Range: 35°N to 20.67°S; 94°W to 14.4°W
Depth: 0 to 780 m (live 0 to 60 m)
Maximum Reported Size: 38 mm
Distribution: USA: North Carolina, Florida: East Florida, West Florida; USA: Texas; Mexico: Campeche State, Alacran Reef, Quintana Roo; Honduras: Swan Island; Costa Rica, Panama, Colombia, Venezuela: Sucre, Isla Margarita; Cuba: North Havana Province, North Matanzas, Santiago de Cuba; Jamaica, Puerto Rico; Virgin Islands: St. Croix; Antigua, Brazil: Amapa, Maranhao, Ceara, Fernando de Noronha, Rio Grande do Norte, Pernambuco, Alagoas, Abrolhos Islands, Espirito Santo, Trindade Island; Ascension Island
References: Porter (1974) N; Leal (1991b) DLS; Odé (1983a) W; Fernández Milera (1998); Macsotay & Campos (2001); Simone (2002b)
Comments: Simone (2002b) noted that the current concept of Cheilea equestris probably encompasses several species.
Combining Genera:  Calyptra Calyptraea

Calyptraea aculeata Reeve, 1858d,  pl. 8, fig. 31a-b
[Synonym]
Type Locality: Honduras
Range: 15°N to 16°N; 83°W to 88°W
Maximum Reported Size: 17 mm
Distribution: Honduras
References: Reeve (1858d) NSEWM; Mörch (1877b) s

Calyptraea (Calyptraea) cepacea Broderip, 1834, p. 35
[Synonym]
Type Locality: In sinu Guayaquil (Island of Muerte)
Maximum Reported Size: 27 mm
References: Broderip (1834) M

Calyptraea chlorina Gould, 1846, p. 161, [Gould 1860, pl. 32, fig. 487-487b, 487d-e]
[Synonymy uncertain]
Type Locality: Port Praya, Cape de Verds
Range: 11°N ; 63°W to 25°W
Depth: 80 m
Maximum Reported Size: 15 mm
Distribution: Venezuela: Los Testigos; Eastern Atlantic: Cape Verde Islands
References: Gould (1846) EM; Dautzenberg (1900) DdNSW
Comments: Gould (1852) cites figures 487a-d, but 487c and 487d became 487d and 487e on the plate; there is no 487c.
Combining Genera:  Mitrularia

Mitrularia diaphana auct. non Reeve, 1858, 
[Not available; synonymy uncertain]
Range: 11°N ; 63°W
Depth: 80 m
Distribution: Venezuela: Los Testigos
References: Dautzenberg (1900) DdNSEW
Comments: Misidentification.

Patella neptuni Dillwyn, 1817, p. 1016, [Favanne pl. 4, fig. B3, etc.]
[Synonym]
Type Locality: St. Domingo and Falkland Islands
References: Mörch (1877b) s

Mitrularia neptuni Schumacher, 1817, p. 183, [Martini, 1769, pl. 13, fig. 119-120]
[Synonym]
Type Locality: Not stated

Calyptraea planulata C. B. Adams, 1852, 
[Synonym]
Range: 18°N

Calyptraea stella Reeve, 1858d,  pl. 6, fig. 24a-b
[Synonym]
Type Locality: Belize, Honduras
Range: 16°N ; 88.5°W
Maximum Reported Size: 26 mm
Distribution: Belize
References: Reeve (1858d) NSEWM

Calyptraea tortilis Reeve, 1858, 
[Synonym]

Calyptra tubifera Gray, 1868, p. 748
[Synonymy uncertain]
Type Locality: Honduras
Distribution: Honduras
References: Mörch (1877b) s

Calyptraea umbo Reeve, 1858d,  pl. 8, fig. 33a-b
[Synonym]
Type Locality: Honduras
Range: 15°N to 16°N; 83°W to 88°W
Maximum Reported Size: 15 mm
Distribution: Honduras
References: Reeve (1858d) NSEWM; Mörch (1877b) s


Partial List of References

Broderip, W. J. 1834. Descriptions of several new species of Calyptraeidae Proceedings of the Zoological Society of London 2 35-40. [True date: 29 Jul 1834.]
Dillwyn, L. W. 1817. A descriptive catalogue of recent shells A Descriptive Catalogue of Recent Shells 1-2 xii + 1-580; [iv] + 581-1121. John and Arthur Arch: Cornhill.
Gould, A. A. 1846. New species of Rimula, Crepidula, Calyptraea, Hipponix, and Pileopsis, from the collection of the United States Exploring Expedition Proceedings of the Boston Society of Natural History 2 159-162. [Stated date: -- Aug 1846.]
Gray, J. E. 1868. Notes on the specimens of Calyptraeidae in Mr. Cuming's collection Proceedings of the Zoological Society of London 1867 726-748. [Stated date: -- --- 1867; true date: -- Apr 1868.]
Linnaeus, C. 1758. Systema Naturae Systema Naturae, 10th ed., vol. 1 824 pp. Laurentii Salvii: Holmiae [Stockholm, Sweden].
Reeve, L. 1858. Monograph of the genus Calyptraea Conchologia Iconica 11 pls. 1-8 [Stated date: -- Dec 1858.]
Schumacher, C. F. 1817. Essai d'un Nouveau Système des Habitations des Vers Testacés  [iv] + 287 pp., 22 pls. Schultz: Copenhague. [Stated date: -- --- 1817; true date: post 1 Mar.]

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