Hebius khasiensis, commonly known as the Khasi Hills keelback or Khasi keelback, is a species of colubrid snake endemic to southeastern Asia.
Lycodon laoensis, commonly known as the Laotian wolf snake, is a species of non-venomous colubrid snake endemic to Asia.
Ptyas nigromarginata, commonly known as the green rat snake or black-bordered rat snake, is a species of snake in the family Colubridae. The species is endemic to Asia.
The checkered keelback, also known commonly as the Asiatic water snake, is a common species in the subfamily Natricinae of the family Colubridae. The species is endemic to Asia. It is non-venomous.
Rhabdophis is a genus of snakes in the subfamily Natricinae of the family Colubridae. Species in the genus Rhabdophis are generally called keelback snakes, and are found primarily in Southeast Asia.
Lycodon is a genus of colubrid snakes, commonly known as wolf snakes. The Neo-Latin name Lycodon is derived from the Greek words λύκος (lykos) meaning wolf and οδόν (odon) meaning tooth, and refers to the fang-like anterior maxillary and mandibular teeth. They are nonvenomous, but many members of this genus strongly resemble the venomous kraits in appearance, an example of Emsleyan mimicry.
Opisthotropis is a genus of snakes in the family Colubridae. The genus is endemic to Southeast Asia and South China.
Smith's mountain keelback, also known commonly as Spencer's stream snake, is a species of snake in the family Colubridae. The species is endemic to Thailand.
Hebius deschauenseei, commonly known as the northern keelback or Deschauensee's keelback, is a species of nonvenomous snake in the subfamily Natricinae of the family Colubridae. The species is endemic to Asia.
Boiga bourreti is a species of snake in the family Colubridae. The species is endemic to Vietnam.
Hebius is a genus of snakes in the family Colubridae.
Hebius venningi, commonly known as the Chin Hills keelback or Venning's keelback, is a species of snake in the family Colubridae. The species is endemic to Asia.
Archelaphe is a genus of snake in the family Colubridae. The genus contains the sole species Archelaphe bella, commonly known as the Bella rat snake, which is endemic to Asia.
Anderson's stream snake, also known commonly as Anderson's mountain keelback, is a species of snake in the family Colubridae. The species is native to Asia
Trimerodytes praemaxillaris is a species of snake in the subfamily Natricinae of the family Colubridae. It is also known commonly as Angel's mountain keelback, Angel's stream snake, and the brown stream snake. The species is endemic to Southeast Asia.
Opisthotropis daovantieni, Tien's mountain stream snake, is a species of natricine snake found in Vietnam.
Opisthotropis hungtai, also known as Hung-Ta Chang's mountain keelback, is a species of snake in the family Colubridae. It is a slender, cylindrical snake with a total length of 393.2–511 cm (155–201 in), snout–vent length of 312–413 cm (123–163 in), and tail length of 81.2–180.5 cm (31.97–71.06 in). The upper side of the head is glossy dark with scattered yellow flecking, the chin shields are yellow with brownish-black mottling at the margins, and eyes are black. The body and tail are glossy dark brown with a single yellow spot on each scale, the ventral scales are yellow with brownish-black margins and flecking, and the subcaudal scales yellow with brownish-black margins. Hung-Ta Chang's mountain keelback can be distinguished from other species in its genus by a combination of its measurements, scalation, and coloration.
Opisthotropis lateralis, the Tonkin mountain keelback, is a species of natricine snake found in Vietnam and China.
Rhabdophis angeli, also known commonly as Angel's keelback, is a species of keelback snake in the subfamily Natricinae of the family Colubridae. The species is endemic to Vietnam.
Lycodon meridionalis, the Vietnamese large-toothed snake, is a species of snake in the family Colubridae.
