Amphiesma clerki | Revalidation of Natrix clerki Wall, 1925, An overlooked Species in the Genus Amphiesma Duméril, Bibron & Duméril, 1854 (Squamata: Natricidae)

Natrix clerki Wall, 1925, previously known from its sole holotype and considered a synonym of Amphiesma parallelum (Boulenger, 1890), is resurrected in the genus Amphiesma on the basis of the analysis of morphological variation in 28 specimens of “Amphiesma parallelum” auctorum, plus six living, unvouchered specimens discovered in Arunachal Pradesh and Nagaland, India, and one vouchered specimen from Talle Valley in Arunachal Pradesh. Leer más.