Boa is a genus of boas found in Mexico, the Caribbean, and Central and South America. Five extant species, and one extinct, are currently recognized.
Loxocemus bicolor, the sole member of the monotypic family Loxocemidae and commonly known as the Mexican python, Mexican burrowing python and Mexican burrowing snake, is a species of python-like snake found in Mexico and Central America. No subspecies are currently recognized. Analyses of DNA show that Loxocemus is most closely related to the true pythons and the sunbeam snakes.
Hydrophis viperinus, commonly known as the viperine sea snake, is a species of venomous sea snake in the family Elapidae (Hydrophiinae).
Agkistrodon bilineatus is a highly venomous pit viper species found in Mexico and Central America as far south as Honduras.
Lampropeltis calligaster is a species of kingsnake known commonly as the prairie kingsnake or yellow-bellied kingsnake.
Boiga nigriceps is a species of colubrid snake from South-East Asia. They are large snakes; adults may attain a total length of 1.75 m.
The white-lipped keelback is a species of nonvenomous natricine snake found in central Vietnam, Cambodia, and Laos.
The narrow-headed garter snake, Thamnophis rufipunctatus, is a species of nonvenomous garter snake that is endemic to the southwestern United States. Its common names also include narrowhead garter snake and narrowhead watersnake.
Storeria occipitomaculata, commonly known as the redbelly snake or the red-bellied snake, is a species of harmless snake in the family Colubridae. The species is native to North America.
Lycodon carianatus is a snake of the Colubridae family. It is endemic to the island of Sri Lanka. The snake is commonly known as the Ceylon wolf snake, and as දාර කරවලා or දාර රදනකයා in Sinhala.
Lampropeltis ruthveni is a species of kingsnake in the family Colubridae. The species was described by Frank N. Blanchard in 1920 and named after American herpetologist Alexander Grant Ruthven. It is endemic to Mexico.
Leptodrymus is a genus of snake in the family Colubridae that contains the sole species Leptodrymus pulcherrimus. It is known as the striped lowland snake or green-headed racer.
Sympholis is a genus of snake in the family Colubridae that contains the sole species Sympholis lippiens. It is commonly known as the Mexican short-tail snake.
Drepanoides is a genus of snake in the family Colubridae that contains the sole species Drepanoides anomalus. It is commonly known as the black-collared snake.
Rhachidelus is a genus of snake in the subfamily Dipsadinae of the family Colubridae. The genus is endemic to South America.
Djokoiskandarus is a genus of snake in the family Homalopsidae that contains the sole species Djokoiskandarus annulata. It is commonly known as the banded water snake.
Amphiesmoides is a genus of snake in the family Colubridae that contains the sole species Amphiesmoides ornaticeps. It is commonly known as Werner's ornate snake or white-eyed keelback.
The false cat-eyed snake is a genus of snake in the family Colubridae.
Calliophis salitan is a species of venomous snake in the family Elapidae. It is endemic to the Philippines and known from Dinagat Island and Mindanao; the former is based on a small number of recent records whereas the latter is based on a museum specimen from 1887.
Leposternon kisteumacheri is a species of amphisbaenian in the family Amphisbaenidae. The species is endemic to Brazil.
