Journal of Endocrinology and Reproduction

M. G. Jancy ¹, M. Smita ², M. M. Ibrahmsha ³, O. V. Oommen ², M. A. Akbarsha ¹

Affiliations
1 Department of Animal Science, Bharathidasan Univeristy, Tiruchirappalti 620 024, IN
2 Department of Zoology, University of Kerala, Kariavattom 695 581, IN
3 Department of Zoology, Jamal Mohamed College, Tiruchirappalli 620 020, IN

Abstract

The retention of Mullerian duct in the adult male caecilians has been an intriguing aspect of reproductive biology of the vertebrates, as it defies the established knowledge of sex differentiation. It is hypothesized that this retention must have a bearing on the unique aspects of their reproduction namely internal fertilization and partial- to total viviparity, particularly in the secretion of a seminal plasma in which sperm should be suspended during ejaculation.

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