Charybdis (Charybdis) rostrata A. Milne Edwards, 1861

Gokul, A., 2017, Taxonomy and ecology of brachyuran crabs in Sunderbans, Records of the Zoological Survey of India 117 (2), pp. 131-139 : 133

2. Charybdis (Charybdis) rostrata A. Milne Edwards, 1861

1861. Goniosoma rostratum . A. Milne Edwards, Archs. Mus. Nat., Paris, ser. 1, 10: 379, 385, pl 35, Fig.2

1985. Charybdis rostrata : Mandal and Misra, Proc. Nat. Symp. Biol. Util. Cons. Mangroves: 430 (Mangroves, sunderbans, west Bengal)

1989. Charybdis rostrata . Mandal and Nandi, Fauna of conservation

Areas, 3. Zool. Surv. India, 3:26 (Mangroves, Sunderbans,

West Bengal).

2001. Charybdis (Charybdis) rostrata . Dev Roy and Nandi, Bull.

Nat. inst. Ecol., 11: 17 (Mangroves, Sunderbans, West Bengal)

Materials: Total 145 examples; KN 1408, Coll. A. Gokul, 29.3.08, Champta, 01 ex; KN 1417, Coll. A. Gokul,

12.12.08, Gangasagar, 07 exs; KN 1483, Coll. A. Gokul,

11.9.08, Gangasagar, 03 exs; KN 1484, Coll. A. Gokul,

12.9.08, Gangasagar, 05 exs; KN 1485, Coll. A. Gokul,

13.9.08, Gangasagar, 04 exs; KN 1486, Coll. A. Gokul,

15.9.08, Bakkhali, 02 exs; KN 1488, Coll. A. Gokul,

10.9.08, Gangasagar, 02 exs; KN 1489, Coll. A. Gokul,

15.09.08, Bakkhali, 17 exs; KN 1490, Coll. A. Gokul,

16.9.08, Bakkhali, 03 exs; KN 1511, Coll. A. Gokul,

5.12.09, Rangabelia, 02 exs; KN 1516, Coll. A. Gokul,

11.12.09,Pakhirala, 04 exs; KN 1518, Coll. A. Gokul,

12.12.09,Pakhirala, 06 exs; KN 1519, Coll. A. Gokul,

12.12.09,Dayapur & Sujobdey, 02 exs; KN 1581, Coll. A. Gokul, 13.3.10, Dobanki, 02 exs; KN 1583, Coll. A. Gokul;

18.3.10; Dayapur; 05 exs; KN 1584; Coll. A. Gokul; 13.3.10; Vidya; 02 exs; KN 1617; Coll. A. Gokul; 19.9.10; Bakkhai; 12 exs; KN 1629; Coll. A. Gokul; 21.9.10; Bakkhali; 12 exs; KN 1633; Coll. A. Gokul; 20.9.10; Bakkhali; 09 exs; KN 1636; Coll. A. Gokul; 23.9.10; Bakkhali; 08 exs; KN 1747; Coll. A. Gokul; 3.8.11; Fresergunj Harbour Is; 15 exs; KN 1751; Coll. A. Gokul; 4.8.11; Fresergunj Harbour Is; 06 exs; KN 1755; Coll. A. Gokul; 6.8.11; Fresergunj Harbour Is; 09 exs; KN 1757; Coll. A. Gokul; 7.8.11; Fresergunj Harbour Is; 07 exs

Characters: Six tooth in the front is dentate. Among which two middle tooth are blunt prominently and projecting outwards the other tooths. First antero-lateral tooth is acute and last tooth is larger and spiniform. Chelipeds are unequal. Palm having six costate bearing two spines on its upper surface. Sixth segment of the male abdomen broader than long with curved and gently convergent sides.

Distribution:

Orissa, Tamil Nadu, West Bengal, Kerala, Gujarat. Elsewhere:

Figures

Figure 2. Comparative analysis of brachyuran crab abundance.