A approximate locations of examined specimens grouped and colored according to geographic regions; Purple (Isthmus of Kra) = Trimeresurus purpureomaculatus; green (Arakan Yoma, Northeast India and Bangladesh, and Pathein District, Myanmar) = T. erythrurus; gray (Ayeyarwady Delta, Myanmar) = T. sp. Overlapping localities are not shown B principal component analysis, males and females combined.

 
 
  Part of: Chan KO, Anuar S, Sankar A, Law IT, Law IS, Shivaram R, Christian C, Mulcahy DG, Malhotra A (2023) A new species of pit-viper from the Ayeyarwady and Yangon regions in Myanmar (Viperidae, Trimeresurus). ZooKeys 1186: 221-234. https://doi.org/10.3897/zookeys.1186.110422