A new species of green tree frog of the genus Gracixalus (Anura: Rhacophoridae) from the evergreen forest of Northeast India

Abstract We describe a new species of rhacophorid frog the genus Gracixalus from northeast India based on molecular, morphological and acoustic evidence. The species, formally described herein as patkaiensis sp. nov. , is morphologically distinct other congeners by suite characters such snout-vent length 23.6–26.5 mm in adult males; green dorsum with irregular brown spots; dorsal skin shagreened numerous spinules; snout shape nearly acuminate ventral view; prominent dark streak along cranial margins; white reticulations lateral side ventrum life. Genetically, taxon found to differ all recognized 4–14.8% divergence 16S mitochondrial gene. discovery confirms presence Indian state Arunachal Pradesh underlines importance biological exploration even well-known protected areas India.