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Colubridae

Yellow-bellied Liophis

Harmless

Erythrolamprus poecilogyrus

Yellow-bellied Liophis
Erythrolamprus poecilogyrus, © Márcia Martins
Yellow-bellied LiophisYellow-bellied LiophisYellow-bellied LiophisYellow-bellied LiophisYellow-bellied Liophis

6 photographs of the Yellow-bellied Liophis. © Márcia Martins.

The Yellow-bellied Liophis (Erythrolamprus poecilogyrus) is a non-venomous snake in the Colubridae family, recorded in 11 countries.

Family
Colubridae

About the Yellow-bellied Liophis

Erythrolamprus poecilogyrus is a species of snake in the family Colubridae. The species is found in Argentina, Uruguay, Brazil, Venezuela, Bolivia, Guyana, Paraguay, and Peru.

Classification

Erythrolamprus poecilogyrus belongs to the genus Erythrolamprus, which contains over 50 species. The genus Erythrolamprus belongs to the subfamily Dipsadinae, which is sometimes referred to as the family Dipsadidae.

Recent phylogenetic analysis of morphological and molecular DNA evidence has shown that Erythrolamprus poecilogyrus is now likely paraphyletic.

The relationships of Erythrolamprus species located in northern South America can be shown in the cladogram below:

Adapted from Wikipedia, available under CC BY-SA.

Frequently asked: Yellow-bellied Liophis

Is the Yellow-bellied Liophis venomous?
No. The Yellow-bellied Liophis (Erythrolamprus poecilogyrus) is non-venomous and is not considered dangerous to humans. Like most snakes, it will retreat rather than bite when given the chance.
Is the Yellow-bellied Liophis poisonous?
Snakes are venomous, not poisonous. "Poisonous" means harmful to eat or touch; "venomous" means injecting toxins through a bite. The Yellow-bellied Liophis is neither poisonous nor venomous.
Is the Yellow-bellied Liophis dangerous?
The Yellow-bellied Liophis is not dangerous to humans. It has no medically significant venom and bites only defensively if cornered or handled.
Where does the Yellow-bellied Liophis live?
The Yellow-bellied Liophis has verified records in 11 countries, including Brazil, Argentina, Paraguay. See the distribution section below for its full range.

Where it is found

More Colubridae snakes

Classification

How scientists group this snake, from the broadest category down to the exact species. Each step narrows to its closest relatives.

OrderThe broad group of scaled reptiles: all snakes and lizards
Squamata
FamilyA group of related snakes that share key traits
Colubridae
GenusA close-knit group of very similar species
Erythrolamprus
SpeciesThis exact snake, named in the two-part scientific name
Erythrolamprus poecilogyrus

Keep learning

Distribution from GBIF & iNaturalist. Venom status per CDC. Background: Wikipedia. Informational only. Never handle a snake to identify it.