Taxonomic Notes on Brachyuran Crab Jonas indicus Chopra, 1935 of Andhra Pradesh Coastal Waters
Ponnada Vijay Kumar
Department of Zoology, College of Science and Technology, Andhra University, Visakhapatnam, India.
Virendra Kumar
Department of Fisheries Resource Management, College of Fisheries, Dr Rajendra Prasad Central Agricultural University, Pusa 848 125 Bihar, India.
D.E Babu
Department of Fisheries Resource Management, College of Fisheries, Dr Rajendra Prasad Central Agricultural University, Pusa 848 125 Bihar, India.
Pradeep Sastry Tarapatla
Department of Zoology, College of Science and Technology, Andhra University, Visakhapatnam, India.
Diamond Rajakumar Tenali *
Department of Zoology, College of Science and Technology, Andhra University, Visakhapatnam, India.
*Author to whom correspondence should be addressed.
Abstract
Marine crab species Jonas indicus carapace is longitudinally elliptical and its dorsal surface is set with clusters of granules. The rostrum is bidentate and the rostral spine is produced beyond the tip of the pre-orbital spines. The lateral border of the carapace is with sharp teeth. The flagellum of the antenna is longer than half the length of the carapace. The dactylus of the last pair of ambulatory legs is flattened and paddle-shaped. The body is pinkish-white in colour. Present taxonomic reports based on collected specimens from Kaviti, Visakhapatnam, Kakinada, Machilipatnam, and Vodalarevu landing centers of the Andhra Pradesh coastal region.
Keywords: Decapoda, brachyura, bay of bengal, Southern India