Penaeidae Rafinesque, 1815
cornuta (Kishinouye, 1900)
West and South coasts of India from Maharashtra to Tamil Nadu and off Sri
Lanka, Japan North Australia, the distribution is scattered
40m depth on sandy mud or mud at the mouth of estuaries.
Average total length of males 43mm; females 80mm
Collection site :
Neendakara, Vizhinjam, Kalamukku, Munambam, Azheekkal, Ponnani
Materials examined : 15
specimens, female maximum size (Tl) 7.2 cm and males with 5.1cm.
Pale brown or faintly pinkish with brown-grey specks and dorsal transverse
brown bands on abdomen; pereopods white, pleopods brownish, both specked; uropod dark grey distally. Rostrum
slightly sigmoidal or straight, tip up-tilted, toothless on distal ¼, reaching
from middle of second to distal margin of third antennular article and armed
with 7-8 rarely 9 dorsal teeth; epigastric tooth present; postrostral crest
ending near posterioe margin of carapace; longitudinal suture reaching up to
0.4 of carapace length; antennular flagella 0.4-0.6 times the length of
carapace. Epipod and basical spine present on first and second pereopods. Basis
of third pereopod unarmed in both sexes. Telson with 2-4 pairs of distolateral
spinules. Petasma with long and slender, horn-like distolateral projections, diverging
proximatly and curving inward distally, each with a small spiniform process ;distomedian
projections extremely small. Anterior plate of thelycum of long and concave,
fused posteromedially with posterior plate, the latter with latteral with
lateral depressions, a median tuft of long setae behind the thelycum.
Stray numbers obtained. Caught with shrimp trawls, seines, stake nets and
several other artisanal gear.
Original description : Alcock, A., 1906. Catalogue of the Indian decapod Crustacea in the
collections of the Indian Museum. Part III. Macrura. Fasciculus I. The prawns
of the Peneus group: i-ii, 1-57, Plates 1-9. Trustees of the Indian Museum,