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Calamaria andersoni YANG & ZHENG, 2018

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Higher TaxaColubridae, Calamariinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common NamesE: Anderson’s Reed Snake
Chinese: 贡山两头蛇 
SynonymCalamaria andersoni YANG & ZHENG 2018
Calamaria andersoni — LEE 2021 
DistributionChina (Yunnan)

Type locality: China, Yunnan Province, Yingjiang County, Tongbiguan Town, 24°32’53.30’’N, 97°35’59.10’’E, approx. 1520 m elevation.  
TypesHolotype: SYS r001699, male, Jian-Huan Yang, 6 May 2016. 
DiagnosisDiagnosis: Calamaria andersoni can be distinguished from all other species of Calamaria by the combination of the following characters: nine modified maxillary teeth; four supralabials, second and third supralabials entering orbit; one preocular; mental not touching anterior chin shields; six shields and scales surrounding the paraparietal; dorsal scales in 13:13:13 rows; 171 ventral scales; 23 subcaudals; tail slowly tapering anteriorly, then abruptly tapering at tip; dorsal scales reduced to four rows on tail at last two subcaudals; dorsum of body and tail brownish with indistinct narrow black stripes on sides; dark collar on neck absent; light rings/blotches on neck and tail absent; and ventral scales with dark outermost corners. 
CommentCurrently (2018) only known from a single specimen.

Distribution: the type locality is close to the Myanmar border, so the species is likely to occur in Myanmar as well. 
EtymologyNamed in honor of John Anderson (1833–1900) for his great pioneering work on the biodiversity inventory and research of the region. From Scotland, Anderson visited the western part of Yunnan Province, China twice during 1867–1875 and published the first monograph of the fauna in the region (Anderson, 1878). 
  • Lee, Justin L. 2021. Description of a new species of Southeast Asian reed snake from northern Laos (Squamata: Colubridae: Genus Calamaria F. Boie, 1827) with a revised diagnosis of Calamaria yunnanensis Chernov, 1962. Journal of Natural History, 55:9-10, 531-560, - get paper here
  • Poyarkov, Nikolay A.; Jr., Tan Van Nguyen, Nikolai L. Orlov, Gernot Vogel 2019. A New Species of the Genus Calamaria Boie, 1827 from the Highlands of the Langbian Plateau, Southern Vietnam (Squamata: Colubridae). Russ. J. Herpetol. 26 (6): 335-348 - get paper here
  • Wang K, Lyu ZT, Wang J, Qi S, Che J 2022. Updated Checklist and Zoogeographic Division of the Reptilian Fauna of Yunnan Province, China. Biodiversity Science 30 (4): 21326, 1–31 - get paper here
  • Wang, Kai; Jinlong Ren, Hongman Chen, Zhitong Lyu, Xianguang Guo Ke Jiang, Jinmin Chen, Jiatang Li, Peng Guo, Yingyong Wang, Jing Che 2020. The updated checklists of amphibians and reptiles of China. Biodiversity Science 28 (2): 189-218 - get paper here
  • Yang, Jian-Huan and Xi Zheng 2018. A New Species of the Genus Calamaria (Squamata: Colubridae) from Yunnan Province, China. Copeia 106 (3): 485-491 - get paper here
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