Asian Journal of Microbiology, Biotechnology & Environmental Sciences Paper

Vol.14, Issue 1, 2012; Page No.(27-32)

EMBRYOGENESIS AND EARLY DEVELOPMENT OF TWO MOLLUSCAN SPECIES PHYSA ACUTA AND LYMNEA STAGNALIS, A COMPARATIVE STUDY

N.A. KAMBALE AND S.S. GAIKWAD

Abstract

Freshwater Pulmonate snail Physa acuta and Lymnea stagnalis both lays iso-lecithal transparent eggs in the form of egg capsule/ egg sac which are holoblastic. In current study, embryonic development of Physa acuta and Lymnea stagnalis was observed in detail up to hatching of embryos from egg capsule. Eggs were examined from early cleavage stage up to hatching with different developmental stages. Observations had been made regularly for every developmental stage and were recorded.

Enter your contact information below to receive full paper.
Your Name :
Email:
Phone:
City:
Cost of Full Paper: Rs.150 for Indian Nationals or $20 (USD) for international subscribers.
By clicking on Request Paper you Agree to pay the above mentioned cost per paper.