Protobothrops xiangchengensis is endemic to the Hengduan Mountains in the provinces of Yunnan and western Sichuan, China.[1] According to David & Tong (1997), the type locality given is "Sichuan Province, Xiangcheng, altitude 3100 m [10,200 ft]".[2]
^ abMcDiarmid RW, Campbell JA, Touré T. 1999. Snake Species of the World: A Taxonomic and Geographic Reference, Volume 1. Herpetologists' League. 511 pp. ISBN1-893777-00-6 (series). ISBN1-893777-01-4 (volume).
^ abMalhotra, Anita; Thorpe, Roger S. (2004). "A phylogeny of four mitochondrial gene regions suggests a revised taxonomy for Asian pitvipers (Trimeresurus and Ovophis)". Molecular Phylogenetics and Evolution. 32 (1): 83–100. doi:10.1016/j.ympev.2004.02.008. PMID15186799. [erratum, p. 680.]
David, Patrick, and Haiyan Tong. 1997. Translations of Recent Descriptions of Chinese Pitvipers of the Trimeresurus-complex (Serpentes, Viperidae), with a Key to the Complex in China and Adjacent Areas. Smithsonian Herpetological Information Service (112): 1-31.
Zhao, Er-mi; Jiang, Yao-ming; & Huang, Qing-yun. 1979. Three new snake species in China. Materials Herpetological Research Chengden 4: 21.
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