A study on some aspects of sexual maturation in Harlequin,(Rasbora heteromorpha) Dunker

Abstract

A study on some aspects of sexual maturation in harlequin, Rasbora heteromorpha Duncker has been made and the data on the different aspects have been analysed and discussed. Based on histological examination, the testicular structure of R. heteromorpha is a lobular type and contains five main structurally different stages of germinal cells in the mature testis. These are spermatogonia, primary spermatocyte, secondary spermatocyte, spermatid and spermatozoa.