Xenocrate peculiaris Ng & Castro, 2007

CASTRO, PETER & NG, PETER K. L., 2010, Revision of the family Euryplacidae Stimpson, 1871 (Crustacea: Decapoda: Brachyura: Goneplacoidea), Zootaxa 2375 (1), pp. 1-130 : 115-116

Xenocrate peculiaris Ng & Castro, 2007

( Figs. 49A–H ; 50A–D )

Xenocrate peculiaris Ng & Castro, 2007: 45 , figs. 1–5. – Ng et al. 2008: 79 [in list].

Type material. Male holotype, 34.0 mm × 39.1 mm ( NMCR); 1 male paratype, 39.6 mm × 45.8 mm ( ZRC 2008.0428 ), 1 female paratype, 36.9 mm × 42.2 mm ( ZRC 2008.0427 ) .

Type locality. Philippines, Bohol, Panglao I., Maribojoc Bay , 100–300 m.

Material examined. Philippines. Bohol. Panglao I., Maribojoc Bay , tangle nets, 100–300 m, T. J. Arbasto coll., 11.2003 –04.2004: male holotype 34.0 mm × 39.1 mm ( NMCR); 06.2004 –05.2005: 1 male paratype, 39.6 mm × 45.8 mm ( ZRC 2008.0428 ) .

PANGLAO 2005: stn. L45, tangle nets, T. J. Arbasto coll., 80–90 m, 03.07.2004: 1 female paratype, 36.9 mm × 42.2 mm ( ZRC 2008.0427 ) .

Solomon Is. SALOMON 1: stn. DW 1823, 09°50.4’S, 160°53.2’E, 82–83 m, 04.10.2001: 1 male, 10.5 mm × 12.7 mm ( MNHN-B830609 ) .

Vanuatu. SANTO 2006: stn.EP40, west Tutuba I., 15°33.1/33.6’S, 167°16.4/16.5’E, tangle net, 125–156 m, 18.10.2006: 1 male, 30.8 mm × 36.8 mm ( MNHN-B) .

Diagnosis. Dorsal, ventral surface of carapace granular, carapace subhexagonal, with two short teeth on each anterolateral border ( Fig. 49A–C ). Orbits short, shorter than front, wide, spherical ( Fig. 49C ).

Distribution. Western Pacific: Philippines, Solomon Is., and Vanuatu. Depth: 80– 300 m.

Figures

FIGURE 49. Xenocrate peculiaris Ng & Castro, 2007; A–G, male holotype (34.0 mm × 39.1 mm) (NMCR), Philippines, Bohol; H, female paratype (36.9 mm × 42.2 mm) (ZRC 2008.0427), Philippines, Bohol. A, overall view; B, third maxillipeds; C, frontal view showing orbits and antennae; D, outer surface of left chelae; E, anterior portion of male thoracic sternum and abdomen; F, posterior portion of male thoracic sternum and abdomen; G, male sterno-abdominal cavity and G1; H, female thoracic sternum and vulvae. Abbreviations: a1–a3 = male abdominal somites 1, 2, 3, respectively; cx5 = coxa of fifth pereopod (P5); G1 = first male pleopod; mg = median groove; pb = press-button of male abdominal-locking mechanism; s4–s7 = thoracic sternites 4 to 7, respectively; v = vulva.

FIGURE 50. Xenocrate peculiaris Ng & Castro, 2007; male holotype (34.0 mm × 39.1 mm) (NMCR). A–C, G1; D, G2 (after Ng & Castro 2007: fig. 4). Scale bars: 1.0 mm.