An unexpected discovery of hidden diversity: a new species of the genus Calamaria H. Boie in F. Boie, 1827 (Squamata, Calamariidae) from Guangxi, China Author Qi, Shuo 0000-0002-2924-6093 School of Ecology / School of Life Sciences, Sun Yat-sen University, Guangzhou 510275, China Author Nguyen, Tan Van 0000-0001-5413-968X The School of Medicine & Pharmacy, Duy Tan University, Da Nang, 550000, Vietnam & Center for Entomology & Parasitology Research, Duy Tan University, Da Nang, 550000, Vietnam Author Wang, Jian 0000-0003-4249-7767 Guangdong Polytechnic of Environmental Protection Engineering, Foshan 528216, China Author Zeng, Zhao-Chi Guangdong Polytechnic of Environmental Protection Engineering, Foshan 528216, China Author Shi, Jing-Song 0000-0001-9168-1734 Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing 100044, China Author Xu, Yu-Hao 0000-0001-6094-6680 State Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Xining 810016, China Author Song, Han-Ming https://orcid.org/0009-0005-8244-1567 School of Ecology / School of Life Sciences, Sun Yat-sen University, Guangzhou 510275, China Author Huang, Zhong https://orcid.org/0009-0001-7825-4778 Natural History Museum of Guangxi, Nanning, 530012, China Author Mo, Yun-Ming Natural History Museum of Guangxi, Nanning, 530012, China Author Poyarkov, Nikolay A. 0000-0002-7576-2283 Department of Vertebrate Zoology, Lomonosov Moscow State University, Leninskiye Gory, GSP- 1, Moscow 119234, Russia Author Wang, Ying-Yong School of Ecology / School of Life Sciences, Sun Yat-sen University, Guangzhou 510275, China text Zoosystematics and Evolution 2026 2026-04-27 102 2 701 718 journal article 315037 10.3897/zse.102.188045 3c88e6c4-9115-4d7f-8c75-e8a1b91a475e BBBE74AA-6A1C-400C-8EBC-BD84C1E22047

Table 3. Selected measurements and meristic characters of Calamaria incredibilis sp. nov. and Calamaria cf. pavimentata in Guangxi ZAR and Guizhou Province, China. Notes: H = holotype; P = paratype; M = adult male; F = adult female; * = damaged specimen; n / a = not available.

Voucher	Locality	Sex	SVL (mm)	TaL (mm)	ASR - MSR - PSR	VEN	Anal	SC	SL	SL - E	IL	PrO	PoO	Sources
Source: 1 = Fan (1931); 2 = Wu et al. (1985); 3 = This study.
Calamaria incredibilis sp. nov.
SYS r 002596 H	Nazhi, Aidian, Ningming, Guangxi	M	222.7	20.4	13-13 - 13	170	1	21	4 / 4	2-3 / 2 - 3	5 / 5	1 / 1	1 / 1	3
GEP r 093 P	Huaping NR, Guilin, Guangxi	M	209.5	18.6	13-13 - 13	182	1	23	4 / 4	2-3 / 2 - 3	5 / 5	1 / 1	1 / 1	3
Calamaria cf. pavimentata
No. 1016 *	Jinxiu, Laibin, Guangxi	M	180	14	13-13 - 13	179	1	22	4 / 4	2-3 / 2 - 3	5 / 5	1 / 1	1 / 1	1
No. 2009 *	Jinxiu, Laibin, Guangxi	F	273	13	13-13 - 13	n / a	n / a	n / a	4 / 4	2-3 / 2 - 3	5 / 5	1 / 1	1 / 1	1
770525	Wangmo, Qianxinan, Guizhou	M	146	16	13-13 - 13	181	1	23	4 / 4	2-3 / 2 - 3	5 / 5	1 / 1	1 / 1	2
770596	Wangmo, Qianxinan, Guizhou	M	233	17	13-13 - 13	188	1	21	4 / 4	2-3 / 2 - 3	5 / 5	1 / 1	1 / 1	2
770597	Wangmo, Qianxinan, Guizhou	M	213	17	13-13 - 13	181	1	21	4 / 4	2-3 / 2 - 3	5 / 5	1 / 1	1 / 1	2