A Male XO Sex-Determining Mechanism in Theodoxus meridionalis (Neritidae) (Prosobranchia, Archaeogastropoda)
1988 Volume 53 Issue 1 Pages 131-138
Details
1988 Volume 53 Issue 1 Pages 131-138
The haploid number of chromosomes n=12+h and the diploid values 2n=25 in males, and 2n=26 in females, have been determined for three geographically separated populations of Theodoxus meridionalis (Neritidae). A male XO sex-determining mechanism has been observed for this species.
