Marine and estuarine crabs of Digha coast Author Srivastava, O. P. text Records of the Zoological Survey of India 2017 2017-08-01 117 1 49 72 http://dx.doi.org/10.26515/rzsi/v117/i1/2017/117284 journal article 10.26515/rzsi/v117/i1/2017/117284 2581-8686 17. Doclea canalifera Stimpson, 1857 1857. Doclea canalifera Stimpson. Proc. Acad. Nat. Sci. Phi lad: 217 1935. Doclea canalifera : Chopra. Rec. Ind. Mus ., 37 : 469 Material examined : 1ex. Digha Mohana, 16.iv.2014 , Coll: O.P.S. (Reg.no.A-4299). Diagnosis : A long spine present on the cardiac region of the carapace, hairy structure carapace bears tubercles also on its median line. Four large spines present on the anterolateral border of the carapace and a very minute spine on the mouth cavity. Distribution : India : Kerala , Odisha , Tamil Nadu and West Bengal (Digha). Elsewhere: Gulf of Siam , Hongkong , Indo Pacific and Singapore .