---
title: "Western Ribbon Snake"
description: "Thamnophis proximus — Reptiles. Thamnophis proximus, commonly known as the western ribbon snake or western ribbonsnake, is a species of garter snake in the subfamily Natricinae of the family Colubridae."
canonical: https://animalchecklist.com/animal/western-ribbon-snake
last_updated: 2026-09-20
---

# Western Ribbon Snake

> Thamnophis proximus — Reptiles. Thamnophis proximus, commonly known as the western ribbon snake or western ribbonsnake, is a species of garter snake in the subfamily Natricinae of the family Colubridae.

- Scientific name: *Thamnophis proximus*
- Category: `reptiles` (Reptiles)
- Habitats: `freshwater` (Lakes & rivers)
- iNaturalist observations: 22120
- Wikidata: [Q2565456](https://www.wikidata.org/wiki/Q2565456)
- iNaturalist taxon: [60342](https://www.inaturalist.org/taxa/60342)

## Names

- en: Western Ribbon Snake
- de: Westliche Bändernatter
- es: Culebra acuática centroamericana
- fr: Couleuvre mince de l’Ouest
- nl: Westelijke lintslang

## Countries with the most observations

US (20467), MX (653), CR (26), HN (19), NI (13), GT (4), SV (4), BZ (3)

## Summary

Thamnophis proximus, commonly known as the western ribbon snake or western ribbonsnake, is a species of garter snake in the subfamily Natricinae of the family Colubridae. The species is found in the central and southern United States, Mexico, and Central America south to central Costa Rica. The species has six recognized subspecies.

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Thamnophis_proximus

## Photo

![Western Ribbon Snake](https://animalchecklist.com/img/animals/western-ribbon-snake/medium.jpg)

Photo: Adam Redmer · CC0 · inaturalist — https://www.inaturalist.org/observations/5927444

## Machine access

`GET https://animalchecklist.com/api/v1/animals/western-ribbon-snake?lang=en` — see [openapi.json](https://animalchecklist.com/openapi.json).