Decapoda - Brachyura - Xanthidae - Kraussia

Kraussia rugulosa (Krauss, 1843)

World Distribution
MASDEA/AfReMas (Internet), Serène (1972) - Indo-Ouest Pacifique. Afrique orientale, Somalie, Afrique du Sud, Mergui, Laccadives, Christmas, Philippines, Japon, Samoa. Comprend Mayotte, premier signalement, Polynésie française.

Environnement : Marine - Substrat/Association : Soft bottom (mud or sand)

Vertical range : Shallow-waters (0-100 m) - Min-Max observed: 0-5 m

Mayotte data
Kraussia rugulosa (Krauss, 1843)
Material examined — Mayotte KUW 2009, coll. before fieldwork ?2008, V. Dinhut, seagrass bed Bouénie "Sud, dans des résidus de carottage", 1 M 11.3 x 12.9 mm, det. September 2011, MNHN-IU-2009-3224.
Other records — Poupin et al., 2013c: 11, Glorieuses, Expedition Glorieuses December 2012 (new record), st. BIO 34, 1 F 11.7x12.8 mm, plus 8 spp. - Poupin, 2016: Expedition Juan de Nova December 2013, reef-block, (nr), 1 M 8.3x9.9 mm, st. 12 (MNHN).
Remarks — This crab is close to Palapedia integra (De Haan, 1835) but the lateral margin of the carapace is denticulated with four salient acute spines (denticulated without salient spines in P. integra) and the fingers of the chelae are spoon shaped at tip (sharp at tip in P. integra; see characters and photos in Serène, 1972).
Geographic and depth ranges — IWP, Somalia, Mayotte (this work), South Africa to Japan, French Polynesia; intertidal, subtital.

Central Pacific data (Wallis & Futuna, Polynesia, Clipperton, Easter Island)
Kraussia rugulosa - Unpublished specimens, coll. BENTHAUS Expedition (Poupin), November 16, 2002, Austral, Raevavae Island, lagoon, coral rubble and sand, under a stone, 0.5 m, det. J. Poupin November 25, 2003 (1 sp. in MNHN collection). - Ng, 1993: 140 (synonymy and new subfamily for Kraussia). - Salvat & Bacchet, 2011: 251, photo, field guide 'Au Vent des Iles Ed. Tahiti - French Polynesia, most often Society (Moorea, Tahiti).

References : PDF list, 214 pp (1.4 Mo)

This species in Worms Database