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International Journal of Current Microbiology and Applied Sciences (IJCMAS)
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Original Research Articles                      Volume : 7, Issue:9, September, 2018

PRINT ISSN : 2319-7692
Online ISSN : 2319-7706
Issues : 12 per year
Publisher : Excellent Publishers
Email : editorijcmas@gmail.com /
submit@ijcmas.com
Editor-in-chief: Dr.M.Prakash
Index Copernicus ICV 2018: 95.39
NAAS RATING 2020: 5.38

Int.J.Curr.Microbiol.App.Sci.2018.7(9): 1180-1187
DOI: https://doi.org/10.20546/ijcmas.2018.709.140


Karyotypic and Morphometric Studies in Two Species of Family Planorbidae (Gastropoda: Mollusca)
Poonam1*, N.K. Tripathi1 and Preetpal Kour2
1Department of Zoology, Central University of Jammu, Rahya-Suchani (Bagla), District Samba-181143, Jammu, India
2Department of Zoology, GCW Parade, Jammu, India
*Corresponding author
Abstract:

During the present study, mitotic chromosomes of two freshwater snails Gyraulus ladacensis and Indoplanorbis exustus were analyzed using ovotestis of specimens collected from the type locality (Nud pond Samba, Jammu), both belonging to class Gastropoda, order Basommatophora and family Planorbidae. The observed diploid chromosome number was 2n=36 consisting of 14 metacentric pairs, 03 submetacentric pairs and 01 subtelocentric pairs and 18 pairs of metacentric pairs respectively. Meiotic observations comprised leptotene, zygotene, pachytene, diplotene and diakinesis stages. Results of the present study have scientific and practical significance complementary to biochemical and molecular studies in animal taxonomy.


Keywords: Planorbidae, Chromosome, Meiosis

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How to cite this article:

Poonam, N.K. Tripathi and Preetpal Kour. 2018. Karyotypic and Morphometric Studies in Two Species of Family Planorbidae (Gastropoda: Mollusca).Int.J.Curr.Microbiol.App.Sci. 7(9): 1180-1187. doi: https://doi.org/10.20546/ijcmas.2018.709.140
Copyright: This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike license.

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