Diogenes klaasi   Rahayu & Forest,  1995 (Crab)
Organism information awaits expert curation
Class: Malacostraca

Size: Males with shield length 2.5–2.7 mm

Color: Shield reddish-orange. Ocular peduncles light greenish-orange with antennules and antennae pale yellow. Chelipeds dark brownish-green. Ambulatory legs pale yellow with irregular dark green spots seen in different segments.

Shield longer than broad, rostrum bluntly triangular, not reaching up to ocular acicle projections. Ocular peduncles stout and cylindrical. Ocular acicle with 1–3 large spines and few smaller spinules. Antennular peduncle long, slender, verreaching corneas by 0.5 length of ultimate peduncular segment. Antennal peduncle slightly shorter or longer than ocular peduncles; antennal acicles overreaching mid-length of fourth peduncular segment and with 3–4 marginal spines and additional spine on dorsal surface. Antennal flagella with long setae. Upper and lower margins of left cheliped with irregular row of spines. Palm convex; outer surface with small spines or tubercles and meadian longitudinal row of spines. Carpus spinulose on outer surface. Right chela slender. Carpus with dorsodistal spine. Ambulatory legs thin, slender and dactyls longer than propodi. Carpi of second and third pereopod with dorsodistal spine and additional spine at the proximal end of carpus of second pereopod. Chelipeds and ambulatory legs covered with long setae. Telson broad and asymmetrical with small median cleft. Left lobe larger than right with oblique terminal margin and 2–5 large spines laterally and few spinules; right lobe with 1–3 larger spines laterally and few smaller spinules on terminal margin.

Synonym (s)

Common Name (s)
Economic Importance and Threats

Habitat:  Estuarine


• Kerala, Kollam, Dalavapuram (Lat: 8.94) (Long: 76.55) INDIA

Literature Source(s)
  • Reshmi, R and Bijukumar, A (2011) New records of hermit crabs, Calcinus morgani Rahayu & Forest, 1999 and Diogenes klaasi Rahayu & Forest, 1995 (Crustacea: Anomura: Diogenidae) from India Journal of Threatened Taxa Wildlife Information Liaison Development Society 3(5) 1771–1774 Available at - http://threatenedtaxa.org/ZooPrintJournal/2011/May/o262926v111771-1774.pdf
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org

Page last updated on:2011-10-19

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