Pelocarcinus marchei A. Milne-Edwards, 1890

Ng, Ngan Kee, Rodríguez Moreno, Paula A., Naruse, Tohru, Guinot, Danièle & Mollaret, Noémy, 2019, Annotated type-catalogue of Brachyura (Crustacea, Decapoda) of the Muséum national d’Histoire naturelle, Paris. Part II. Gecarcinidae and Grapsidae (Thoracotremata, Grapsoidea), with an Appendix of pre- 1900 collectors, Zoosystema 41 (7), pp. 91-130 : 101

Pelocarcinus marchei A. Milne-Edwards, 1890

( Fig. 3A )

Pelocarcinus Marchei A. Milne-Edwards, 1890: 173 , pl. 12.

CURRENT TAXONOMIC STATUS. — Junior subjective synonym of Gecarcoidea lalandii H. Milne Edwards, 1837 (see Türkay 1974a: 974).

LECTOTYPE (designation by Türkay 1974a: 973). — MNHN-IU-2000-3752 (= MNHN-B3752 ), ♂ 51.5 × 70.9 mm (measurements by Türkay: 54.0 × 70.0 mm), Dos Hermanas Islands , Philippines, coll. Alfred Marche. — Original labels: “ Pelocarcinus Marchei ”, “ Pelocarcinus Marchei A. M. Edw. , no 942, 5 crabes, île des Deux Soeurs, Iles Philippines, Alf. Marche”. Additional labels: “ Pelocarcinus Marchei A. M. Edw. (d’après A. M. Edwards), Gecarcoidea Lalandei Edw. (d’après Ortman), Iles Philippines, Ile des Deux Soeurs, Marche, 2725-1882”; “ Gecarcoidea lalandii H. M. Edwards 1837 , Révision M. Türkay; VI-1972. Lectotype de Pelocarcinus marchei A. Milne-Edw. 1890 ”.

PRESERVATION OF THE LECTOTYPE. — Dry. RP 1, LP1 , LP4 missing.

PARALECTOTYPES (designation by Türkay 1974a: 974). — MNHN-IU- 2000-3753 (= MNHN-B3753), 1 ♂ 57.0 × 79.1 mm, 3 ♀ 47.6 × 63.3 mm, 48.1 × 61.4 mm, ca 57.5 × c. 73.7 mm, same data as lectotype.

PRESERVATION OF THE PARALECTOTYPES. — Dry. 1 ♂ and 1 ♀ in good condition but pereopods detached; 2 ♀ in bad condition.

REMARKS

Türkay (1974a: 973) gave the carapace measurements as 54.0 × 70.0 mm, but presently the specimen measures 51.5 × 70.9 mm.

The mention 2725-1882 on the label corresponds to the information recorded in the CAA.

Figures

FIG. 3. — A, Pelocarcinus marchei A. Milne-Edwards, 1890, MNHN-IU-2000-3752 (= MNHN-B3752), lectotype, ♂; B, Thelphusa rotunda Quoy & Gaimard, 1824, MNHN-IU-2000-3745 (= MNHN-B3745), lectotype, ♂; C, Grapsus brevipes H. Milne Edwards, 1853, MNHN-IU-2000-10978 (= MNHN-B10978), lectotype, ♂; D, Grapsus cruentatus Latreille, 1803, MNHN-IU-2000-3407 (= MNHN-B3407), neotype, ♂; E, Grapsus fourmanoiri Crosnier, 1965, MNHN-IU-2008-10635 (= MNHN-B11803), lectotype, ♂; F, Grapsus gracilipes H. Milne Edwards, 1853, MNHN-IU-2000-3411 (= MNHN-B3411), lectotype, ♂; G, Grapsus granulosus H. Milne Edwards,1853,MNHN-IU-2000-3417 (= MNHN-B3417),lectotype,♂; H, Grapsus grayi H. Milne Edwards,1853,MNHN-IU-2000-3421 (= MNHN-B3421), lectotype, ♀. Scale bars: A-D, F, H, 2 cm; E, 10 mm; G, 5 cm.