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#1793 · 🦎 reptiles

Southwestern Speckled Rattlesnake

🇳🇱 Crotalus mitchellii pyrrhus ·Crotalus pyrrhus

LCleast concern 🦎 Reptiles 📍 outside Europe
Southwestern Speckled Rattlesnake, photo 1 of 10
1/10 © Yinpeng Zhang · CC BY-NC 4.0

what is it?

Crotalus mitchellii pyrrhus is a venomous pitviper subspecies found in the southwestern United States and northwestern Mexico. A medium-sized snake, it is found mostly in rocky country, active at night and feeding on small mammals. The coloration is variable and depends on the color of the rocks and soil of the habitat.

base stats

  • NL sightings 0iNaturalist, research grade
  • worldwide 4,593iNaturalist 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.
  • 4,593 observations worldwide on iNaturalist.
  • Scientifically named by Edward Drinker Cope in 1867 (159 years ago).

fact sheet

English
Southwestern Speckled Rattlesnake
Nederlands
Crotalus mitchellii pyrrhus
scientific name
Crotalus pyrrhus
class
Reptilia
order
Squamata
family
Viperidae
IUCN Red List
LC · least concern
sightings in NL
0
sightings worldwide
4,593
GBIF records in NL
0
weight
—
length
—
lifespan
—
named
1867 by Edward Drinker Cope

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

relatives· Viperidae

Sources: iNaturalist taxon 539508, Wikidata Q5188955, GBIF 9290992, Wikipedia (EN). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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