taxonID	type	description	language	source
8E274C8704A155A29C9B28F1A2D8B096.taxon	description	Table 2, Fig. 5; Suppl. material 1: table S 1, fig. S 14	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
8E274C8704A155A29C9B28F1A2D8B096.taxon	diagnosis	Diagnosis. A larger-sized species, with a maximum snout-vent length of up to 980 mm; loreal usually contacting the eye; dorsal scale rows 17 – 17 – 15; upper four or five and vertebral dorsal scale rows keeled; 217 – 230 ventrals; 80 – 95 subcaudals, paired; cloacal plate undivided; eight supralabials with 3 – 5 touching the eye; 1 preocular, 2 postoculars; temporals 2 + 2; dorsal crossbands narrow, separating ground colour into ellipse patches, pinkish-orange colour, 54 – 72 crossbands on body and tail; head black, the plates conspicuously margined with pinkish-orange; venter reddish-orange.	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
8E274C8704A155A29C9B28F1A2D8B096.taxon	description	Description of the holotype (see Fig. 5): The body is robust and slightly laterally compressed. The tail is relatively long, thin, and tapering. The head is elongate, longer than wide, and moderately flattened, with a distinct separation from the neck. The snout is elongated, flattened, and projects slightly over the lower jaw. The nostrils are relatively large, positioned dorsolaterally, and round in shape. The eyes are relatively large, with vertical pupils. Body size. SVL 890 mm, TaL 223 mm; ratio TaL / TL 0.200. Body scalation. Dorsal scale rows 17 – 17 – 15, the five upper rows feebly keeled; scales of the vertebral row not enlarged; no apical pit detected; 229 ventrals; 94 subcaudals, all paired; cloacal plate undivided. Head scalation. Rostral heptagonal, wider than high, slightly visible from above; nasal single, elongated; nasal surrounded by the first two supralabials, rostral, internasal, and prefrontal; internasals two, curved, slightly wider than longer, in contact with rostral anteriorly, nasal, and prefrontal; prefrontals two, large, subrectangular, prefrontal length slightly shorter than frontal length; prefrontals in contact with internasals, nasals, preoculars, and frontal; frontal rather small, pentagonal, tapering posteriorly, shorter than the distance from tip of snout to the frontal; parietals longer than wide, in contact approximately the length of the frontal; 1 / 1 supraocular, distinctly wider than high, in contact with prefrontal; 1 / 1 loreal, not contacting with the eye; 1 / 1 preocular, slightly large, higher than wide, in broad contact with prefrontal; subocular absent; 2 / 2 postoculars; 2 + 2 temporals; 8 / 8 supralabials, first and second in contact with nasal, second and third in contact with loreal, third and fourth in contact with eye, sixth largest; infralabials 9 / 9, first pair in broad contact with each other, first to fifth in contact with anterior pair of chin shields; posterior chin shields equal anterior ones, separated from each other by a small pair of scales. Colouration in preservative: The dorsum is blackish-brown, with 49 narrow pale-coloured crossbands on the body and 23 on the tail. Each pale-coloured body crossband is approximately one dorsal scale wide, interconnecting to divide the ground colour into elliptical patches. The ventral surface of the body is uniformly cream, while the ventral surface of the tail is heavily speckled with dark markings. The head is black, featuring a distinct inverted V-shaped marking on the nape. Pale stripes extend downward from the top of the temporal scales to the last supralabial scale.	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
8E274C8704A155A29C9B28F1A2D8B096.taxon	etymology	Etymology. The species name is derived from the Duy Tan Modernisation Movement (Phong trào Duy Tân) of 1906 – 1908 in Vietnam, a significant historical reform movement for the modernisation of the country and the society. The specific epithet also acknowledges Duy Tan University, the institution affiliated with the first author, which provided support for this research. We recommend the following common names for this species: Duy Tan Wolf Snake (in English); Duy Tan Grosszahnnatter (in German); R ắn khuy ết Duy Tân (in Vietnamese); Южный краснопоясный волкозуб “ Yuzhnyi krasnopoyasnyi volkozub ” (in Russian).	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
8E274C8704A155A29C9B28F1A2D8B096.taxon	distribution	Distribution (Fig. 1). Currently, Lycodon duytan sp. nov. is known from Cuc Phuong NP (Nho Quan District, Ninh Binh Province, and Thach Thanh District, Thanh Hoa Province); Nam Dong NR (Thanh Hoa Province); Pu Mat NP (Nghe An Province); and Vu Quang NP (Ha Tinh Province) in north-central Vietnam. Additionally, its presence is anticipated in Pu Luong and Pu Hu NRs (Thanh Hoa Province) and Pu Hoat NR (Nghe An Province) in north-central Vietnam.	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
B0F727D8A13552E9ACB6875E50E43E07.taxon	description	Tables 2, Fig. 3; Suppl. material 1: table S 1, figs S 4 – S 11	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
B0F727D8A13552E9ACB6875E50E43E07.taxon	diagnosis	Diagnosis. Larger-sized species have a maximum snout-vent length of up to 1122 mm; a loreal slight entering the eye (rarely not); dorsal scales in 17 (19 or 21) – 17 (19) – 15 (16 or 17) rows, smooth throughout (rarely very faintly keeled posteriorly); 186 – 216 ventrals; 60 – 88 subcaudals, paired; cloacal plate undivided; eight supralabials with 3 – 5 touching the eye; one preocular, two postoculars; temporals 2 + 3; ground colour back with 60 – 106 red narrow crossbands on body and tail; ventral surface of body uniform cream, ventral surface of tail heavily dark speckled, not banded (based on Cantor 1842; Duméril et al. 1854; Hallowell 1856; Boettger 1885; Schmidt 1925; Mell 1931; Maki 1931; Yang and Rao 2008; this study).	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
B0F727D8A13552E9ACB6875E50E43E07.taxon	description	Description of the holotype (Fig. 3): The body is robust and slightly laterally compressed. The tail is relatively long, thin, and tapering. The head is elongated, longer than wide, and moderately flattened, with a distinct separation from the neck. The snout is elongated, flattened, and slightly projects beyond the lower jaw. The nostrils are relatively large, positioned dorsolaterally, and round in shape. The eyes are relatively large, with vertical pupils. Body size. SVL 370 mm, TaL 92 mm; ratio TaL / TL 0.199. Body scalation. Dorsal scale rows 17 – 17 – 15, all smooth; scales of the vertebral row not enlarged; no apical pits; 198 ventrals; 74 subcaudals, all paired; cloacal plate undivided. Head scalation. Rostral heptagonal, wider than high, slightly visible from above; nasal single, elongated; nasal surrounded by the first two supralabials, rostral, internasal, and prefrontal; internasals two, curved, slightly wider than longer, in contact with rostral anteriorly, nasal, and prefrontal; two prefrontals, large, subrectangular, prefrontal slightly shorter than frontal; prefrontals in contact with internasals, nasals, preoculars, and frontal; frontal rather small, pentagonal, tapering posteriorly, shorter than the distance from tip of snout to frontal; parietals longer than wide, in contact approximately the length of the frontal; 1 / 1 supraocular, distinctly wider than high, in contact with prefrontal; 1 / 1 loreal, contacting eye; 1 / 1 preocular, large, higher than wide, in broad contact with prefrontal; subocular absent; 1 / 2 postoculars; 2 + 3 temporals; 8 / 8 supralabials, first and second in contact with nasal, second and third contact with loreal, third and fifth in contact with eye, six and seven largest; infralabials 10 / 10, first pair in broad contact with each other, first to fifth in contact with anterior pair of chin shields; posterior chin shields smaller than anterior ones, separated from each other by a pair of small scales. Colouration in preservative. The dorsal surface is blackish-brown, with 60 pale transverse crossbands on the body and 20 on the tail. The head is black, featuring a distinct inverted V-shaped marking on the nape. The ventral surface is cream-coloured, gradually becoming darker toward the cloaca, while the ventral surface of the tail is entirely dark.	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
B0F727D8A13552E9ACB6875E50E43E07.taxon	description	General description and variation (see Table 2; Suppl. material 1: table S 1, figs S 4 – S 11). Morphology variation based on 61 examined specimens as well as data morphology of 14 specimens were reported by Duméril et al. (1854), Maki (1931), and Yang and Rao (2008). The longest known specimen is 1,349 mm long (adult female; SVL 1145 mm, TaL 204 mm, ZMB 24830 A). The longest known male is 1,323 mm long (SVL 1122 mm, TaL 201 mm; ZMB 19329). Body elongated; head distinct from neck, markedly flattened; eye medium; pupil vertically oval; rostral triangular, broader than high, clear visible from above; internasals as broad as long, approximately half the length of the prefrontal; prefrontal shorter than frontal; frontal hexagonal; parietals large, longer than wide; nasal divided; one loreal, nearly rectangular, narrowing posteriorly, protruding somewhat beneath preocular, usually entering the eye or not, not in entering with internasals; one (rarely absent or two) preocular; two (single) postoculars; two (single) anterior temporals; three posterior temporals (two); eight (seven or nice) supralabials, 1 st and 2 nd SL in contact with the nasal, 2 nd and 3 rd SL in contact with the loreal, 3 rd – 5 th SL entering orbit, 6 th and 7 th SL largest; ten (nice or 11) infralabials; first pair in contact each with other, 1 st – 5 th IL in contact with anterior chin shields, 5 th and 6 th IL largest; 17 (18, 19 or 21) dorsal scale rows at head, 17 (19) dorsal scale rows at midbody, 15 (16 or 17) dorsal scale rows at vent, the upper dorsal and vertebral scale rows entirely smooth or very faintly keeled posteriorly; ventrals 186 – 216 (199.60 ± 7.84, n = 75), without sexual dimorphism, vertebral scale slightly enlarged, distinctly angulate laterally; cloacal plate undivided; subcaudals 60 – 88 (74.30 ± 7.83, n = 63), without sexual dimorphism; relative tail length 0.151 – 0.237 (0.196 ± 0.021, n = 63), without sexual dimorphism. Colouration. The dorsal surface of the body and tail is blackish, with 42 – 78 narrow red or orange-pink crossbands on the body and 15 – 30 on the tail. Each pale crossband is ~ 1 – 3 dorsal scales wide, interconnecting to divide the ground colour into elliptical patches. The ventral surface of the body is uniformly cream, while the ventral surface of the tail is heavily speckled with dark markings. The head is black, with conspicuously red-margined plates and a distinct inverted V-shaped marking on the nape. Pale stripes extend downward from the top of the temporal scales to the last supralabial scale.	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
B0F727D8A13552E9ACB6875E50E43E07.taxon	etymology	Etymology. The species name consists of two Latin adjectives, rufus (meaning red) and zonatus (meaning banded), literally meaning “ red-banded ”. We recommend the following common names for this species: Red-banded Wolf Snake (in English); Grosszahnnatter (in German); Северный краснопоясный волкозуб “ Severyni krasnopoyasnyi volkozub ” (in Russian); 赤链蛇 “ Chì liàn shé ” (in Chinese); 능구렁이 “ Neung-guleong-I ” (in South Korean); アカマダラ “ Akamadara ” (in Japanese); R ắn khuy ết d ải thân đ ỏ (in Vietnamese).	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
B0F727D8A13552E9ACB6875E50E43E07.taxon	distribution	Distribution (Fig. 1). China: This species is widely distributed across the country, occurring in the provinces of Anhui, Beijing, Chongqing, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Henan, Hebei, Hubei, Hunan, Jilin, Jiangsu, Jiangxi, Liaoning, Sichuan, Shandong, Shanghai, Shanxi, Shaanxi, Tianjin, Yunnan, and Zhejiang (Zhao and Adler 1993; Wang et al. 2021; this study). Taiwan: This species is very common and widely distributed throughout the island (C. W. You, pers. obs.). South Korea: It is likely to be common in the country and has been recorded in Incheon City, Gangwon Province, Seoul City, and Busan City (Shin et al. 2024; this study). Japan: Reported from Uotsuri and Tsushima Islands, Nagasaki Prefecture (Li et al. 2017; Morikawa and Inoue 2025). Russia: Recorded in Nezhino, Chernigovka, and the Posyet districts, all within the southern part of Primorsky Krai (Maslov and Kotlobay 1998; Li et al. 2017; Sundukov 2025). Vietnam: We confirm the occurrence of this species in northeastern Vietnam, including Tuyen Quang Province (Na Hang NR, based on specimen ROM 30814; see Suppl. material 1: fig. S 9 A), Vinh Phuc Province (Tam Dao NP, based on specimen ROM 34615; see Suppl. material 1: fig. S 9 B), and an individual observed in Tay Yen Tu NR, Bac Giang Province (see Suppl. material 1: fig. S 11 D). Additional records from previously reported locations are discussed below. Laos: The record from Xiengkhouang Province (Deuve 1970) was later revised as Lycodon meridionalis Bourret (Orlov and Ryabov 2004; this study).	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
EA377AFE346351E38BC6707390ED4F28.taxon	description	Table 2, Fig. 4, Suppl. material 1: table S 1, figs S 12, S 13	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
EA377AFE346351E38BC6707390ED4F28.taxon	diagnosis	Diagnosis. Large-sized species, maximum snout-vent length up to 922 mm; loreal not contacting the eye; dorsal scale rows 17 (19) – 17 – 15; all smooth at midbody; 164 – 198 ventrals; 71 – 90 subcaudals, paired; cloacal plate undivided; 8 supralabials with 3 – 5 touching the eye; 1 preocular, 2 postoculars; temporals 2 + 3; dorsum chocolate colour with dorsal crossbands grey-brown or dirty cream, wide, separate ground colour into ellipse-shaped patches, 39 – 51 crossbands on body and tail on tail; head grey-brown the plates conspicuously margined with pale brown; venter cream or pale yellow, no banded (based on Stejneger 1907; Maki 1931; Takara 1962; this study).	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
EA377AFE346351E38BC6707390ED4F28.taxon	description	Description of the holotype (Fig. 4): The body is robust and slightly laterally compressed. The tail is relatively long, thin, and tapering. The head is elongated, longer than wide, and moderately flattened, with a distinct separation from the neck. The snout is elongated, flattened, and slightly projects beyond the lower jaw. The nostrils are relatively large, positioned dorsolaterally, and rounded in shape. The eyes are relatively large, with vertical pupils. Body size. SVL 600 mm; TaL 190 mm; ratio TaL / TL 0.241. Body scalation. Dorsal scale rows 17 – 17 – 15, all smooth; scales of the vertebral row not enlarged; no apical pit detected; 190 ventrals; 87 subcaudals, all paired; cloacal plate undivided. Head scalation. Rostral heptagonal, wider than high, slightly visible from above; nasal single, elongated; nasal surrounded by the first two supralabials, rostral, internasal, and prefrontal; internasals two, curved, slightly wider than longer, in contact with rostral anteriorly, nasal, and prefrontal; prefrontals two, large, subrectangular, prefrontal length slightly shorter than frontal length; prefrontals in contact with internasals, nasals, preoculars, and frontal; frontal rather small, pentagonal, tapering posteriorly, shorter than the distance from tip of snout to frontal; parietals longer than wide, in contact approximately the length of the frontal; 1 / 1 supraocular, distinctly wider than high, in contact with prefrontal; 1 / 1 loreal, not contacting with the eye; 1 / 1 preocular, slightly large, higher than wide, in broad contact with prefrontal; subocular absent; 2 / 2 postoculars; 2 + 3 temporals; 8 / 8 supralabials, first and second in contact with nasal, second and third in contact with loreal, third and fourth in contact with eye, sixth largest; infralabials 10 / 10, first pair in broad contact with each other, first to fifth in contact with anterior pair of chin shields; posterior chin shields equal anterior ones, separated from each other by a small pair of scales. Colouration in preservative: The dorsal surface is chocolate-coloured, with 25 narrow grey-brown or dirty cream crossbands on the body and 18 on the tail. Each pale crossband is approximately one dorsal scale wide, interconnecting to divide the ground colour into elliptical patches. The ventral surface of the body is predominantly cream, but fine stippling and mottling are present, increasing in density and contrast posteriorly, especially on the tail. The head is black, with a distinct inverted V-shaped marking on the nape. Pale stripes extend downward from the top of the temporal scales to the last supralabial scale.	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
EA377AFE346351E38BC6707390ED4F28.taxon	description	General description and variation (see Table 2; Suppl. material 1: table S 1, figs S 12, S 13). Morphology variation based on three examined specimens as well as data morphology of 14 specimens was reported by Stejneger (1907), Maki (1931), and Takara (1962). The longest known specimen is 1,165 mm long (adult male; SVL 922 mm, TaL 243 mm, KUZ 62999). The longest known female is 960 + mm long (SVL 840 mm, TaL 120 + mm (tail incomplete); Sci. Coll. Kyoto e). Body elongated; head distinct from neck, markedly flattened; eye medium; pupil vertically oval; rostral triangular, broader than high, clearly visible from above; internasals as broad as long, approximately half the length of the prefrontal; prefrontal shorter than frontal; frontal hexagonal; parietals large, longer than wide; nasal divided; one loreal, nearly rectangular, narrowing posteriorly, protruding somewhat beneath the preocular, not entering the eye and internasals; one preocular; two postoculars; two anterior temporals; three posterior temporals; eight (7) supralabials, 1 st and 2 nd SL in contact with the nasal, 2 nd and 3 rd SL in contact with the loreal, 3 rd – 5 th SL entering orbit, 6 th and 7 th SL largest; ten infralabials; first pair in contact with each other, 1 st – 5 th IL in contact with anterior chin shields, 5 th and 6 th IL largest; 17 or 19 dorsal scale rows at the head, 17 dorsal scale rows at midbody, 15 dorsal scale rows at the vent, the upper dorsal and vertebral scale rows entirely smooth; ventrals 164 – 198 (187.95 ± 6.21, n = 40), without sexual dimorphism, vertebral scale slightly enlarged, distinctly angulate laterally; cloacal plate undivided; subcaudals 71 – 90 (82.11 ± 4.37, n = 37), without sexual dimorphism; relative tail length 0.196 – 0.288 (0.217 ± 0.016, n = 33), without sexual dimorphism.	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
EA377AFE346351E38BC6707390ED4F28.taxon	etymology	Etymology. According to Stejneger (1907), the subspecies is named for Captain Frank Wall (1868 – 1950), of the Indian Medical Service, author of “ A prodromus of the snakes hitherto recorded from China, Japan, and the Loo Choo Islands ”, as well as many papers on Indian snakes. We recommend the following common names for this species: Sakishima Wolf Snake (in English); Sakishima Grosszahnnatter (in German); サキシママダラ “ Sakishimamadara ” (in Japan); Окинавский краснопоясный волкозуб “ Okinavskiy krasnpoyasnyi volkozub ” (in Russian).	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
EA377AFE346351E38BC6707390ED4F28.taxon	distribution	Distribution (Fig. 1). This species is endemic to the southern Ryukyu Islands, Japan. It has been recorded on Miyako Island and in the Yaeyama Islands, including Ishigaki Island and Iriomote Island (Maki 1931; Takara 1962; Goris and Maeda 2004; this study).	en	Nguyen, Tan Van, Poyarkov, Nikolay A., Vogel, Gernot (2025): Taxonomic reassessment of the Lycodon rufozonatus species complex (Serpentes, Colubridae), with re-evaluation of Dinodon rufozonatum walli, and description of a new species from north-central Vietnam. ZooKeys 1251: 293-322, DOI: 10.3897/zookeys.1251.157817
