Hermit crabs Calcinus of the world (Anomura: Diogenidae)


Calcinus hazletti Haig & McLaughlin, 1984

Illustrations. - • Specimen from Hawaii (Copyright J. Hoover). After Hoover, 1998. • Left third pereopod. After Haig & McLaughlin, 1984.

References. - Calcinus hazletti Haig & McLaughlin, 1984 (type locality, Hawaii).

Calcinus species 'A' - Hazlett, 1973: 810 (Hawaii).

Calcinus hazletti - Hoover, 1997b: 182; 1998: 255 (Hawaii). - Asakura & Tachikawa, 2003: 719 (Japan; Hawaii; color photographs).

Shield and cephalic appendages. - Ocular scale with several terminal spines (2–4 spines).

Chelipeds (P1). - Upper margin of right chela tuberculated or spinous. Outer face of left palm regularly convex.

Ambulatory legs (P2-P3). - Dactyl of P3 subequal to propodus or slightly shorter. Distal pilosity of P3 weak, similar to distal P2.

Armament of telson. - Left lobe of telson with several spines disposed on posterior margin only. Right lobe with several spines.

Coloration. - Shield pale violet (with white on anterior margin, from Hoover 1998 photograph). Ocular peduncle multicolored with narrow ring close to cornea. Detailed coloration of ocular peduncle: brown, burgundy or purple, with narrow white ring close to cornea (proximal part red-orange on preserved specimens). Distal antennular peduncle blue or dark blue (proximal segments dark orange-red; flagella blue). Distal antennal peduncle brown (to dark orange-red; flagellum brown to pink). Chela uniformly colored, often grading to paler distally (dark brown, paler distally; carpus of cheliped dark brown). Ambulatory legs (P2 & P3) without ring(s) or spot(s) (dark brown; dactyli white on distal 3/4).

Habitat. - Facultative associates of corals (e.g. Pocillopora, Acropora), shallow-waters (living well below the intertidal zone).

Geographic distribution. - Hawaii and Ogasawara Islands Japan. Indo-West Pacific.

Cite this publication as: J. Poupin (2003, Internet). - Hermit crabs Calcinus of the world (Anomura, Diogenidae). Descriptions, Illustrations, Identification, and Information Retrieval, using the DELTA format.