Dendrelaphis, Boulenger, 1890

Nguyen, Sang Ngoc, Nguyen, Vu Dang Hoang, Le, Manh Van, Nguyen, Luan Thanh, Vo, Thi-Dieu-Hien, Vo, Ba Dinh, Che, Jing & Murphy, Robert W., 2023, A new snake of the genus Dendrelaphis Boulenger, 1890 (Squamata: Colubridae) from the coastal area of southern Vietnam, Zootaxa 5318 (1), pp. 130-144 : 142

Dendrelaphis in Vietnam is provided below:

1a. Vertebral scale row distinctly enlarged, two supralabials touching the eye........................................ 2

1b. Vertebral scale row feebly enlarged, one supralabial touching the eye............................................ 3

2a. Ventrolateral black stripe present................................................................. D. pictus

2b. Ventrolateral black stripe absent............................................................ D. ngansonensis

3a. Dorsal scale rows 15 on midbody............................................................. D. subocularis

3b. Dorsal scale rows 13 on midbody........................................................... D. binhi sp. nov.