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Western shovelnose snake

From Wikipedia, the free encyclopedia
Species of snake

Western shovelnose snake
Scientific classificationEdit this classification
Kingdom:Animalia
Phylum:Chordata
Class:Reptilia
Order:Squamata
Suborder:Serpentes
Family:Colubridae
Genus:Chionactis
Species:
C. occipitalis
Binomial name
Chionactis occipitalis
(Hallowell, 1854)
Synonyms
  • Rhinostoma occipitale
  • Lamprosoma occipitale
  • Chionactis occipitale
  • Chionactis occipitalis
  • Homalosoma occipitale
  • Contia occipitalis
  • Contia occipitale
  • Chioractis occipitalis
  • Chionactis saxatilis
  • "Sonora occipitalis"

Thewestern shovel-nosed snake (Chionactisoccipitalis[2]) is a small species of snake of thefamilyColubridae.

Description

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A small (11 - 17 inch) snake with alternating bands of orange and tan on cream or tan on cream. Less commonly specimens have been documented as having black bands on white. The snout is usually cream to light yellow and has a noticeable point to assist in digging. The small black eyes are covered by a black mask. The western shovel-nosed snake is distinguished from the similar lookingcoral snake, by the yellow snout and lack of full banding around the belly. A similar species, theSonoran Shovel-nosed Snake has less than 20 bands on its body.

Geographic Range

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The snake is found in theUnited States (Arizona,California,Nevada) andMexico.[3] The snake is primarily found in Sonoran Desert scrub or Mojave Desert scrub.[4]

Diet

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The western shovel-nosed snake feeds on a variety of invertebrates including insects, spiders, centipedes, and scorpions. They have been documented eating the eggs of other reptiles.[5]

Behavior

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Snakes are primarilyfossorial. The Western shovel-nosed Snake spends most of its life in sand or sandy soil, with peak activity for the species occurring in the spring. Mating takes place in the spring and adult females will lay up to nine eggs in the summer.[6]

Subspecies

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There are three subspecies currently recognized.[7]

C.occipitalis annulata - Colorado Desert Shovel-nosed Snake

C. occipitalis klauberi - Tucson Shovel-nosed Snake

C. occipitalis occipitalis - Mohave Shovel-nosed Snake

References

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  1. ^Hammerson, G.A.; Frost, D.R.; Gadsden, H. (2007)."Chionactis occipitalis".IUCN Red List of Threatened Species.2007 e.T63745A12712654.doi:10.2305/IUCN.UK.2007.RLTS.T63745A12712654.en. Retrieved8 December 2016.
  2. ^"The Reptiles and Amphibians of Arizona". Retrieved2025-04-10.
  3. ^"Sonora occipitalis".The Reptile Database. Retrieved10 December 2021.
  4. ^"The Reptiles and Amphibians of Arizona". Retrieved2025-04-10.
  5. ^"The Reptiles and Amphibians of Arizona". Retrieved2025-04-10.
  6. ^Brennan, T. C., and A. T. Holycross. 2006.A Field Guide to Amphibians and Reptiles in Arizona. Arizona Game and Fish Department. Phoenix, AZ.
  7. ^"Mohave Shovel-nosed Snake - Chionactis occipitalis".www.californiaherps.com. Retrieved2025-04-10.

External links

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SpeciesSonora occipitalis atThe Reptile Database

Chionactis occipitalis
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