Macrocoeloma intermedium Rathbun, 1901

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 : 359

Macrocoeloma intermedium Rathbun, 1901

Macrocoeloma intermedium Rathbun, 1901: 75 (type locality: off Havana); 1925: 486 ( Dominica). — Lira et al. 2013: table 1 (Los Roques).

MATERIAL EXAMINED. — Guadeloupe. KARUBENTHOS 2012, 1♀ juv. MNHN-IU-2013-4767 (lot JL1497), st. GS 39, 16 m.

DIAGNOSIS. — Rostral horns separated by a V-shaped sinus. Basal half of rostrum with outer margins convex. Postero-lateral spine behind widest part of carapace.

HABITAT. — On soft bottoms, rubble, shell, coral with anemones and large algae. Collected 16 m, reported previously 62- 298 m.

DISTRIBUTION. — Western Atlantic. Florida Straits, Cuba, Panamá, Colombia. Lesser Antilles ICA ( Guadeloupe, Dominica), IOV (Los Roques).

REMARK

First record for Guadeloupe. A second specimen first attributed to this species (MNHN-IU-2013-5916) corrected to M. laevigatum (J. Poupin, December 2015).

Macrocoeloma laevigatum ( Stimpson, 1860) ( Fig. 5F )

Pericera laevigata Stimpson, 1860: 181 (type locality: St Thomas). — A. Milne-Edwards 1873-1880: 56 ( St Thomas, Guadeloupe).

Pericera curvicorna Desbonne in Desbonne & Schramm, 1867: 14 ( Guadeloupe).

Macrocoeloma laevigatum – Rathbun 1925: 483 ( St Thomas, Guadeloupe).

MATERIAL EXAMINED. — Guadeloupe. KARUBENTHOS 2012, 1♂ MNHN-IU-2013-5134 (lot JL1410), st. GD 63, 20 m ; 1 ♂ MNHN-IU-2013-5916 (first identification as M. intermedium , lot JL1268), st. GR 43, 2 m.

DIAGNOSIS. — Branchial width not much greater than orbital. No large spines on posterior half of carapace. A long, curved, antennal spine visible from above.

HABITAT. — Intertidal in algae, hard, sand and mud bottoms. Collected 2-20 m, reported 1- 31 m.

DISTRIBUTION. — Western Atlantic. South Florida, Cuba, Jamaica, Gulf of Mexico, Brazil. Lesser Antilles VI ( St Thomas), ICA (Guadeloupe).

REMARK

This species seems to be common in Guadeloupe, already reported there by A. Milne-Edwards (1873-1880) and Desbonne (1867).

Figures

FIG. 5. — Pisinae Dana, 1851: A, Leptopisa setirostris (Stimpson, 1871), 1 ♂ MNHN-IU-2013-4901, st. GD68, 33 m; B, Macrocoeloma concavum Miers, 1886, 1 ♂ MNHN-IU-2013-4901, st. GM34, 1 m; C, D, Macrocoeloma diplacanthum (Stimpson, 1860), 1♀ MNHN-IU-2013-6755, st. GD49, 3 m (D, showing bifid postero-lateral spine); E, Macrocoeloma eutheca (Stimpson, 1871), 1 ov. ♀ MNHN-IU-2013-13091, st. GD69, 60 m; F, Macrocoeloma laevigatum (Stimpson, 1860), 1 ♂ MNHN-IU-2013-5134 (lot JL1410), st. GD63, 20 m; G, Macrocoeloma nodipes (Desbonne, in Desbonne & Schramm 1867), 1 ♂ MNHN-IU-2013-4312, st. GB01, 6 m; H, Macrocoeloma subparallelum (Stimpson, 1860), 1 ♂ MNHN-IU-2013-4961, st. GM08, 1 m; I, J, Macrocoeloma trispinosum (Latreille, 1825), 1♂ MNHN-IU-2013-5951, st. GR39, 5 m. Mithracidae (Windsor & Felder, 2014): K, Damithrax hispidus (Herbst, 1790), specimen not retrieved in MNHN collection, st. GR15 (lot JL497), 11 m; L, Damithrax pleuracanthus (Stimpson, 1871), 1 ♂ MNHN-IU-2013-5950, st. GR20, 8 m; M, Damithrax tortugae (Rathbun, 1920), 1♂ juv. MNHN-IU-2013-5925, st. GR41, 28 m.