ATYIDAE OF CEYLON - I BY K. D. ARUDPRAGASAM and H. H. COSTA Department of Zoology, University of Ceylon, Colombo, Ceylon INTRODUCTION No comprehensive study has hitherto been made of the Atyid shrimps of the island of Ceylon. A few species have previously been recorded or described by different workers at different times. The species already recorded are the following: Caridina .rizaghalen.ri.r Ortmann, 1894; Caridina pristis J. Roux, 1931; Caridina nilotica simoni Bouvier, 1904; Caridina nilotica bengalensis De Man, 1908; Atya sPiniPes Newport, 1847; Atya moluccensis De Haan, 1849. The present authors have begun a detailed study of the island's Atyidae with a view to recording and describing the species present as well as studying their distribution and natural history. This paper is based on material collected by them in Colombo and Negombo, and in the central hilly regions. The area in which the study has been carried out is indicated here on a map of the island (fig. 5 ) . A large part of the island still remains to be studied and it is hoped to deal with the Atyidae of the other areas in a future paper. In each of the described cases a large
Crustaceana – Brill
Published: Jan 1, 1962
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