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Hebius youjiangensis YANG, XU, WU, GONG, HUANG & HUANG, 2023

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Higher TaxaColubridae (Natricinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common Names 
SynonymHebius youjiangensis YANG, XU, WU, GONG, HUANG & HUANG in XU et al. 2023: 83 
DistributionChina (Guangxi)

Type locality: Daleng Village, Youjiang District, Baise City, Guangxi Zhuang Autonomous Region, China, (23°44′7.01′′ N, 106°23′43.21′′ E, 780 m a. s. l.),  
TypesHolotype. ANU20220010 (collection number: HSR22184), an adult female, was collected by Jiaxiang Wu and Yongjin Liu, on November 28, 2022, at night, with an air temperature of about 17.6°C. 
DiagnosisDiagnosis. Hebius youjiangensis sp. nov. can be distinguished from its congeners by the following combination of characters: (1) dorsal scale rows 19-17-17, feebly keeled except the outermost rows; (2) tail length comparatively long, TAL/TL ratio 0.30 in females; (3) ventrals 3+160; (4) subcaudals 112; (5) supralabials 9, the fourth to sixth in contact with the eye, the seventh to ninth largest; (6) infralabials 10, the first 5 touching the first pair of chin shields; (7) preocular 1; (8) postoculars 2; (9) temporals 4, arranged in three rows (1+1+2); (10) maxillary teeth 30, the last 3 enlarged, without diastema; (11) postocular streak presence; (12) background color of dorsal brownish black, a continuous beige stripe extending from behind the eye to the end of the tail on 5th to 7th scale rows in anterior part of body, and 4th to 6th in middle and posterior part of body; (13) anterior venter creamish-yellow, gradually fades to the rear, with irregular black blotches in the middle and outer quarter of ventrals, the posterior part almost completely black. (Xu et al. 2023: 83) 
EtymologyNamed after the type locality. 
  • XU, Y. H., YANG, D. C., GONG, Y. A., WU, J. X., HUANG, R. Y., LIU, Y. J., ... & HUANG, S. 2023. A new species of the Genus Hebius Thompson, 1913 (Squamata: Colubridae) from Baise, Guangxi, China. Zootaxa 5319 (1): 76-90 - get paper here
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