Designation of a lectotype for Trimeresurus porphyraceus Blyth, 1861 (Reptilia: Viperidae) and its recognition as a junior synonym of Trimeresurus erythrurus (Cantor, 1839) - Ray, Sumidh; Nguyen, Tan Van; Vogel, Gernot; David, Patrick; Das, Anirban; Mohapatra, Pratyush P. (Zootaxa, 2026)