skip to content

#1639 · 🦎 reptiles

Western Ribbon Snake

🇳🇱 Westelijke lintslang ·Thamnophis proximus

LCleast concern 🦎 Reptiles 📍 outside Europe
Western Ribbon Snake, photo 1 of 10
1/10 © Eric Osmundson · CC BY-NC-SA 4.0

what is it?

Thamnophis proximus , commonly known as the western ribbon snake , is a species of garter snake in the subfamily Natricinae of the family Colubridae. The species is endemic to the western United States, Mexico, and Central America. The species has six recognized subspecies.

base stats

  • NL sightings 0iNaturalist, research grade
  • worldwide 22,407iNaturalist observations
  • threat LCleast concern

Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).

fun facts

  • No confirmed wild sightings in the Netherlands on iNaturalist: you'd have to travel for this one.
  • 22,407 observations worldwide on iNaturalist.
  • Scientifically named by Thomas Say in 1823 (203 years ago).

fact sheet

English
Western Ribbon Snake
Nederlands
Westelijke lintslang
scientific name
Thamnophis proximus
class
Reptilia
order
Squamata
family
Colubridae
IUCN Red List
LC · least concern
sightings in NL
0
sightings worldwide
22,407
GBIF records in NL
0
weight
—
length
—
lifespan
—
named
1823 by Thomas Say

IUCN in Dutch: niet bedreigd. Blank means the sources don't say.

relatives· Colubridae

Sources: iNaturalist taxon 60342, Wikidata Q2565456, GBIF 2457575, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

stan runge e33afe5 source