Charybdis (Charybdis) callianassa (Herbst, 1789)

Srivastava, O. P., 2017, Marine and estuarine crabs of Digha coast, Records of the Zoological Survey of India 117 (1), pp. 49-72 : 58-59

22. Charybdis (Charybdis) callianassa (Herbst, 1789) *

1789. Cancer callianassa Herbst, Versuch. Naturgesch. Krabben Krebse , 3 (2):45 pI. 54, Figure 7.

1899. Charybdis (Goniosoma) callianassa Alcock, J. Asiat. Soc. Bengal , 68 (2): 57.

1935. Charybdis (Goniosoma) callianassa Chopra, Rec. Indian Mus . 37 (4):489 pI. 9, Figure I, text-Figure 11a-b.

1961. Charybdis (Charybdis) callianassa : Stephenson, Aust. J. mar. Freshwat.Res. 12 (1): 116.

Material examined: 3exs., Junput, 02.vi.2014,Coll:

O.P.S.(Reg.no.A-4326); 1ex., Digha, 18.ii.1998, Coll:

O.P.S.(Reg.no.A-4297).

Diagnosis: Carapace soft and convex with granular ridge on its cardiac region; first antero-lateral tooth notched and last one spine-like; the edges of all the teeth finely serrated. Two spines present on the anterior border of arm of cheliped. Palm with three spines.

Distribution -: India: Andhra Pradesh (East Godavari, Guntur, Krishna, Prakasarn, Srikakulam),

Gujarat, Maharashtra, Odisha (Gopalpur coast), Tamil Nadu (Chennai, Parangipettai coast) and West Bengal (Sandheads, Sundarbans, Digha, Junput). Elsewhere: Australia, China, Gulf of Thailand, Hong Kong, Indonesia, Japan, Malay Archipelago, Pakistan, Philippines, Singapore and South Africa.

Remarks: This species is reported new to this area.