Amphibian diversity of wetlands of Bongaigaon district of Assam with a note on the morphometric characters of Duttaphrynus melanostictus

Situated in the northwestern part of Assam Bongaigaon district is gifted with lot of wetlands significantly Tamranga, Konara and Dalani wetland is home of 12 amphibian species under 5 family. Of which 1 species belonged to family Bufonidae, 2 species to family microhylidae, 1 species to family Rhacophoradae, 6 species to family Dicroglossidaeand and 2 species to Ranidae. Significant variation was observed in the morphometric characteristics of Duttafrynus melanostictus with its Lectotype.