EPIALTINAE MacLeay, 1838

Carmona-Suárez, Carlos & Poupin, Joseph, 2016, Majoidea crabs from Guadeloupe Island, with a documented list of species for the Lesser Antilles (Crustacea, Decapoda, Brachyura, Majoidea), Zoosystema 38 (3), pp. 353-387 : 355-356

publication ID	https://doi.org/ 10.5252/z2016n3a5
publication LSID	urn:lsid:zoobank.org:pub:3CB67803-6D84-4628-8EF5-D8281078FA16
persistent identifier	https://treatment.plazi.org/id/03EE0B58-231B-FF88-FF1D-0B89137DF9BF
treatment provided by	Felipe
scientific name	EPIALTINAE MacLeay, 1838
status

Treatment

Subfamily EPIALTINAE MacLeay, 1838 View in CoL

Acanthonyx petiverii H. Milne Edwards, 1834 View in CoL ( Fig. 2A View FIG )

Acanthonyx petiverii H. Milne Edwards, 1834 View in CoL -1840: 343 (type locality: Antilles). — Desbonne in Desbonne & Schramm 1867: 4 ( Guadeloupe). — A. Milne-Edwards 1873-1880: 143 ( Guadeloupe, Martinique). — Rathbun 1925: 142 ( St Thomas, St John, St Croix, Curaçao, Bonaire). — Monod 1939: 566 ( Guadeloupe). — Chace 1956: 159, Los Roques. — Rodríguez 1980: 278 (Margarita). — Marcano & Bolaños 2001: 74 (Cubagua). — Tagliafico et al. 2005: table 1, Margarita (Los Frailes). — Hernández-Ávila et al. 2007: 44 (Cubagua).

MATERIAL EXAMINED. — Guadeloupe. KARUBENTHOS 2012, 1♂ MNHN-IU-2013-5911 (lot JL351), st. GM07, 1 m.

DIAGNOSIS. — Hepatic lobe large; two small branchial lobes. Preorbital tooth obtuse. Male abdomen with six segments.

HABITAT. — In tide pools of rock, surf-beaten shores; algal-covered surfaces and on seaweeds (between Sargassum , Padina , Laurencia ); sandy shores; coral flats. Collected 1 m, reported 1- 29 m.

DISTRIBUTION. — Eastern Pacific and western Atlantic. Baja California, Galápagos, Mexico to Valparaiso ( Chile). Southern Florida, Bahamas to Rio de Janeiro. Lesser Antilles VI ( St Thomas, St John, St Croix), ICA (St Martin*, Guadeloupe, Martinique), IOV (Los Frailes, Margarita, Cubagua, Los Roques, Curaçao, Bonaire). *St Martin from unpublished fieldwork, UF31933, 11.IV.2012, coll. & photos A. Anker/G. Paulay.

Epialtus bituberculatus H. Milne Edwards, 1834 View in CoL ( Fig. 2B View FIG )

Epialtus bituberculatus H. Milne Edwards, 1834 View in CoL ( 1834 -1840): 345 (type locality: Chili but erroneous, see remarks). — Desbonne in Desbonne & Schramm 1867: 3 ( Guadeloupe). — A. Milne- Edwards 1873 - 1880: 139 ( St Thomas, Guadeloupe). — Rodríguez 1980: 280 (Margarita). — Marcano & Bolaños 2001: 75 (Cubagua). — Hernández-Ávila et al. 2007 (Cubagua).

MATERIAL EXAMINED. — Guadeloupe. KARUBENTHOS 2012, 1♂

MNHN-IU-2013-4180 (lot JL483), st. GB01, 6 m; 1 ♂ MNHN- IU-2013-5923 (lot JL483), 1 ♂, 1 ♀ MNHN-IU-2013-5924 (lot JL483), st. GM09, 1 m ; 1 ♂, 3 ov. ♀ MNHN-IU-2013-14654 (lot JL700-3), st. GM 14, 1 m; 1 ♂, 1 ov. ♀ MNHN-IU-2013-14666,

no station data. DIAGNOSIS. — Rostrum simple. Lateral margin with a very shal-

low sinus between the lobes. Preorbital angles obscure. Hand high. HABITAT. — Hard substrate and on epibionts; associated with aquatic vegetation. Collected 1-6 m, reported previously 0- 2 m.

DISTRIBUTION. — Western Atlantic. Florida , Puerto Rico, Panamá, Colombia, Venezuela, Brazil. Lesser Antilles VI (St Thomas), ICA ( St Martin *, Guadeloupe), IOV ( Margarita , Cubagua). * St Martin from unpublished fieldwork (14.IV.2012, UF31956, 31957, 32064; 17.IV.2012, UF32167) .

REMARK

Type-locality erroneously stated in Chile as this species is only found in the Atlantic (see Tamburus & Mantelatto 2012: 182).

Epialtus dilatatus A. Milne-Edwards, 1878 ( Fig. 2C View FIG )

Epialtus dilatatus A. Milne-Edwards, 1878 View in CoL (1873-1880): 140 (type locality: St Thomas). — Rathbun 1925: 153 ( St Thomas). — Rodríguez 1980: 281 ( St Thomas, Curaçao, Bonaire).

MATERIAL EXAMINED. — Guadeloupe. KARUBENTHOS 2012, 1♂ MNHN-IU-2013-5941, 1 ♀ MNHN-IU-2013-5940, 1 ov. ♀ MNHN-IU-2013-5942 (lot JL302), st. GM06, 1 m ; 1♀ with Sacculina 15.0 × 12.4 mm MNHN-IU-2013-6615 (lot JL688-2), st. GM 11, 1 m; 1 ov. ♀ MNHN-IU-2013-14655 (lot JL700-4), st. GM 14, 1 m.

DIAGNOSIS. — Rostrum wide slightly bilobed at tip. Carapace suboblong with large hepatic lobe. Preorbital lobe blunt; no postorbital tooth. Fourth and fifth segments of abdomen fused. Ambulatory legs subchelate.

HABITAT. — In tide pools and between coral rubble and blocks. Collected at low tide 0-1 m, reported to 22 m.

DISTRIBUTION. — Western Atlantic. North Carolina to Florida, Gulf of Mexico, Puerto Rico. Lesser Antilles VI ( St Thomas), ICA (Guadeloupe), IOV ( Curaçao, Bonaire).

REMARK

This is a first record from Guadeloupe Island.