Thamnophis proximus

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Thamnophis proximus
Thamnophis proximus.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Colubridae
Genus: Thamnophis
Species:
T. proximus
Binomial name
Thamnophis proximus
(Say, 1823)
Synonyms [2]
  • Coluber proximus
    Say, 1823
  • Eutaenia proxima
    Baird & Girard, 1853
  • Thamnophis proxima
    Garman, 1892
  • Thamnophis saurita proxima
    Barbour & Cole, 1906
  • Thamnophis sauritus proximus
    Burt, 1935
  • Thamnophis proximus
    Rossman, 1963

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.

Contents

Description

T. proximus is a slender snake with a very long tail, approximately one-third of the total length of the body. Dorsally, T. proximus is blackish, brown, or olive with three light-colored stripes. Ventrally, it is greenish-white or yellowish-white. The upper labials are whitish and unmarked, contrasting with the dark top and sides of the head. [3]

Adults measure 17–50 in (43–127 cm) in total length (including the tail). [4]

Subspecies

Six subspecies of the western ribbon snake (T. proximus) are recognized as being valid, including the nominate subspecies. [2]

Nota bene : A trinomial authority in parentheses indicates that the subspecies was originally described in a genus other than Thamnophis.

Related Research Articles

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<i>Thamnophis saurita</i> Species of snake

Thamnophis saurita, also known as the eastern ribbon snake, common ribbon snake, or simply ribbon snake, is a common species of garter snake native to Eastern North America. It is a non-venomous species of snake in the subfamily Natricinae of the family Colubridae. The ribbon snake averages 16 to 35 inches in total length. It is dark brown with bright yellow stripes. The ribbon snake is not sexually dimorphic; however, females are normally thicker than their male counterparts.

<span class="mw-page-title-main">Texas garter snake</span> Subspecies of snake

The Texas garter snake is a subspecies of the common garter snake. The subspecies, which belongs to the subfamily Natricinae of the family Colubridae, is native to the western United States.

<i>Thamnophis proximus rubrilineatus</i> Subspecies of snake

Thamnophis proximus rubrilineatus, the redstripe ribbon snake, is a subspecies of the western ribbon snake, a garter snake endemic to the southern United States.

<i>Hypsiglena jani</i> Species of snake

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<span class="mw-page-title-main">Texas lyre snake</span> Species of snake

The Texas lyre snake is a species of mildly venomous, rear-fanged snake in the family Colubridae. The species is endemic to the southwestern United States and adjacent northern Mexico.

<i>Pantherophis bairdi</i> Species of snake

Pantherophis bairdi is a species of harmless snake in the family Colubridae. The species is native to the southwestern United States and adjacent northeastern Mexico. No subspecies are recognized as being valid.

<span class="mw-page-title-main">Checkered garter snake</span> Species of snake

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<span class="mw-page-title-main">Butler's garter snake</span> Species of snake

Butler's garter snake is a species of garter snake in the family Colubridae. The species is endemic to North America.

<span class="mw-page-title-main">Crayfish snake</span> Species of snake

The crayfish snake, also known commonly as the glossy crayfish snake, the glossy swampsnake, the glossy water snake, and the striped water snake, is a species of semiaquatic snake in the subfamily Natricinae of the family Colubridae. The species is endemic to the southeastern United States, and preys mainly on crayfish.

<span class="mw-page-title-main">Kirtland's snake</span> Species of snake

Kirtland's snake is a threatened or endangered North American species of nonvenomous snake of the subfamily Natricinae, of the family Colubridae. It is the only species in the genus Clonophis.

<span class="mw-page-title-main">Striped whipsnake</span> Species of snake

The striped whipsnake is a species of nonvenomous snake in the family Colubridae. It is closely related to the California whipsnake. The striped whipsnake is native to the western United States and adjacent northern Mexico.

<span class="mw-page-title-main">Southern ribbon snake</span> Subspecies of snake

The southern ribbon snake(Thamnophis saurita sackenii), also known commonly as the peninsula ribbon snake and the Florida ribbon snake, is a subspecies of garter snake in the family Colubridae. It is one of four subspecies of the ribbon snake.

<span class="mw-page-title-main">Midwestern worm snake</span> Subspecies of snake

The midwestern worm snake, Carphophis amoenus helenae, a subspecies of C. amoenus, is a nonvenomous snake in the family Colubridae. The subspecies is endemic to the Midwest and Southern United States.

<span class="mw-page-title-main">Sierra garter snake</span> Species of snake

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References

  1. Chaves, G.; Lamar, W.; Porras, L.W.; Solórzano, A.; Sunyer, J.; Hammerson, G.A. (2013). "Thamnophis proximus". IUCN Red List of Threatened Species . 2013: e.T198522A2529292. doi: 10.2305/IUCN.UK.2013-2.RLTS.T198522A2529292.en . Retrieved 19 November 2021.
  2. 1 2 Species Thamnophis proximus at The Reptile Database . www.reptile-database.org.
  3. Schmidt KP, Davis DD (1941). Field Book of Snakes of the United States and Canada. New York: G.P. Putnam's Sons. 365 pp., 34 Plates. (Thamnophis sauritus proximus, pp. 256-257 + Plate 28).
  4. Wright AH, Wright AA (1957). Handbook of Snakes of the United States and Canada. Ithaca and London: Comstock Publishing Associates, a Division of Cornell University Press. 1,105 pp. (in two volumes). (Thamnophis sauritus proximus, pp. 827-832, Figures 239, 240 + Map 59 on p. 767).

Further reading