A new species of Ahaetulla Link, 1807 (Squamata: Colubridae) from the Mekong Delta, Vietnam Author Lam, Ngon Quang Indo-Myanmar Conservation, No. 1806, C 14 Bac Ha Building, To Huu St., Tu Liem Dist., Hanoi, Vietnam. Author Thu, Tran Thi Anh 0000-0003-4106-0926 Can Tho University, 3 / 2 St., Ninh Kieu Dist., Can Tho, Vietnam. ttathu @ ctu. edu. vn; https: // orcid. org / 0000 - 0003 - 4106 - 0926 ttathu@ctu.edu.vn Author Nguyen, Luan Thanh 0000-0002-4663-125X Indo-Myanmar Conservation, No. 1806, C 14 Bac Ha Building, To Huu St., Tu Liem Dist., Hanoi, Vietnam. & nguyenluanbio @ gmail. com; https: // orcid. org / 0000 - 0002 - 4663 - 125 X nguyenluanbio@gmail.com Author Murphy, Robert W. Centre for Biodiversity and Conservation Biology, Royal Ontario Museum, 100 Queen’s Park, Toronto, Canada M 5 S 2 C 6. Author Nguyen, Sang Ngoc 0000-0003-1955-3329 Institute of Tropical Biology, Vietnam Academy of Science and Technology, 85 Tran Quoc Toan St., Dist. 3, Ho Chi Minh City, Vietnam. https: // orcid. org / 0000 - 0003 - 1955 - 3329 text Zootaxa 2021 2021-05-04 4966 3 290 304 journal article 6524 10.11646/zootaxa.4966.3.2 21a70b55-7a6c-429a-a2fa-b7c2bb46778a 1175-5326 4736630 E93E6E2A-17DF-48A8-9D27-3DC83FB6C5F5

TABLE 4. Measurements (in mm) and scalation of the type series of Ahaetulla rufusoculara sp. nov. See Material and Methods for abbreviations. The following morphological characters of the paratypes agree with those of the holotype and are not repeated herein: body scale rows (ASR-MSR-PSR) 15-15-13, precloacal plate divided, and preocular (PrO) 1/1. M = male, F = female, SF = subadult female, SM = subadult male.

Voucher	ITBCZ 7504	ITBCZ 7502	ITBCZ 7503	ITBCZ 7505	ITBCZ 7506	ITBCZ 6799
Sex	M	SF	SF	SF	SM	M
SVL	682	498	507	530	587	705
TaL	370	231	239	238	302	380
TL	1052	729	746	768	889	1085
TaL/TL	0.35	0.32	0.32	0.31	0.34	0.35
HL	26.0	21.6	23.0	24.8	22.8	27.6
HW	9.7	8.7	9.2	9.2	8.5	9.8
HH	7.0	7.0	6.3	6.4	6.1	6.8
IO	5.2	4.7	4.5	4.6	5.3	5.9
ED	3.9	3.8	3.8	3.8	3.8	3.8
SnL	9.1	7.8	7.3	8.3	7.8	9.0
EN	6.0	5.4	4.8	5.6	5.3	6.7
SnL/ED	2.33	2.05	1.92	2.18	2.05	2.37
VS	190	184	185	182	186	189
1st Red	149	136	148	137	146	141
2nd Red	150	143	149	144	147	143
SC	153	128	128	129	143	147
SL	8/8	8/8	9/9	8/8	8/8	8/8
SL-Eye	4–5/4–5	4–5/4–5	4–6/4–6	4–5/4–5	4–5/4–5	4–5/4–5
InL	8/9	9/9	9/9	9/9	9/9	9/9
PrSO	1/1	1/1	0/0	0/1	1/1	1/1
PO	2/2	2/2	3/2	2/2	2/2	3/3
ATP	2/2	2/2	2/2	2/2	2/2	2/2
PTP	2/3	3/3	3/3	2/2	3/2	2/2
MT	6+6	8+6	7+6	6+6	6+6	7+6
LHSC	6th	–	–	–	7th	6th
Lor	3/3	3/3	3/3	3/2	3/3	3/3