FLORA AND FAUNA ISSN 2456-9364(Online) 0971-6920(Print)
         
2018 Vol.24 No.2 PP 305-310
MOLLUSCAN DIVERSITY WITH PARTICULAR EMPHASIS TO SNAILS IN DISTRICT GAUTAM BUDH NAGAR (U.P.) INDIA
LOMESH KUMAR TYAGI
Department of Biotechnology,
Lloyd Institute of Management & Technology,
GREATER NOIDA (U.P.) 201306 INDIA
*Corresponding Author : Email : ltyagi_98@rediffmail.com
ABSTRACT
Present investigation reveals molluscan diversity of the 4 selected sites viz., Tilpata Karanbas, Manhcha, Latifpur and Atta Gujran in the vicinity of district Gautam Budh Nagar (U.P.). As many as 22 species of molluscs under 9 families were collected. There were 19 species of snails viz ., Bellamya bengalensis , B. dissimilis , B. crassa , Lymnaea ( Pseudosuccinea ) acuminata f. hians , L. luteola f. ovalis , L. acuminata f. patula , L . ( Radix ) auricularia , L . ( Lymnaea ) stagnalis , L . acuminata f. gracilior , Pila globosa , Indoplanorbis exustus , Gyraulus convexiculus , G. pankongensis , Planorbis planorbis var. tangitarensis , Hydrobioides nassa, Thiara ( Melanoides ) tuberculata , Thiara ( Thiara ) scabra, T. ( M .) trigrina and Brotia ( Antimelania ) costula under 6 families. The other molluscs were Parreysia ( Parreysia ) favidens , Corbicula striatella and Lamellidens marginalis . There has been a marked variation in the composition of molluscan species collected from different habitats.

Key words : Gautam Budh Nagar, Molluscan diversity, Snails, U.P.
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