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Atractus
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Atractus is a genus of colubrid ground snakes in the subfamily Dipsadinae (or family Dipsadidae). The genus includes more than 140 distinct species.[2]

Geographic range

Snakes of the genus Atractus are endemic to Central and South America.

Description

This snake's maxilla is short, with 8–12 teeth; the maxillary and mandibular teeth decrease in size posteriorly. The head is not distinct from the neck; the eyes are small, with round or subelliptic pupils, and the nostril is between two nasal scales; the preocular is usually absent, and the loreal and prefrontal scales enter the orbit. Its body is cylindrical; the dorsal scales are smooth, without pits, in 15 or 17 rows; the ventral scales are rounded. The tail can be either short or rather long; its subcaudals are paired.[1]

Species

The following species are recognized as being valid.[3]

Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Atractus.

References

  1. ^ a b Boulenger GA (1894). Catalogue of the Snakes in the British Museum (Natural History). Volume II., Containing the Conclusion of the Colubridæ Aglyphæ. London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xi + 382 pp. + Plates I-XX. (Genus Atractus, p. 300).
  2. ^ Köhler G, Kieckbusch M (2014). "Two new species of Atractus from Colombia (Reptilia, Squamata, Dipsadidae)" (PDF). Zootaxa. 3872 (3): 291–300. doi:10.11646/zootaxa.3872.3.5..mw-parser-output cite.citation{font-style:inherit}.mw-parser-output q{quotes:"""""'"'"}.mw-parser-output code.cs1-code{color:inherit;background:inherit;border:inherit;padding:inherit}.mw-parser-output .cs1-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Lock-green.svg/9px-Lock-green.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output .cs1-lock-limited a,.mw-parser-output .cs1-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Lock-gray-alt-2.svg/9px-Lock-gray-alt-2.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output .cs1-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/a/aa/Lock-red-alt-2.svg/9px-Lock-red-alt-2.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration{color:#555}.mw-parser-output .cs1-subscription span,.mw-parser-output .cs1-registration span{border-bottom:1px dotted;cursor:help}.mw-parser-output .cs1-hidden-error{display:none;font-size:100%}.mw-parser-output .cs1-visible-error{font-size:100%}.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration,.mw-parser-output .cs1-format{font-size:95%}.mw-parser-output .cs1-kern-left,.mw-parser-output .cs1-kern-wl-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right,.mw-parser-output .cs1-kern-wl-right{padding-right:0.2em}
  3. ^ "Atractus ". The Reptile Database. www.reptile-database.org.
  4. ^ Costa, G.C. (2010). "Atractus albuquerquei". The IUCN Red List of Threatened Species. IUCN. 2010: e.T176349A7223432. doi:10.2305/IUCN.UK.2010-4.RLTS.T176349A7223432.en. Retrieved 25 December 2017.
  5. ^ Castro F (2009). "Atractus biseriatus". IUCN Red List of Threatened Species. Version 2010.4. International Union for Conservation of Nature. Retrieved 2011-03-24.
  6. ^ Lehr E, Aguilar C (2009). "Atractus bocourti". IUCN Red List of Threatened Species. Version 2010.4. International Union for Conservation of Nature. Retrieved 2011-03-24.
  7. ^ a b Beolens B, Watkins M, Grayson M (2011). The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN 978-1-4214-0135-5. (Atractus bocourti, p. 29; Atractus roulei, p. 227).
  8. ^ a b c Arteaga A, Mebert K, Valencia JH, Cisneros-Heredia DF, Peñafiel N, Reyes-Puig C, Vieira-Fernandes J, Guayasamin JM (2017). "Molecular Phylogeny of Atractus (Serpentes, Dipsadidae), with emphasis on Ecuadorian species and the description of three new taxa". Zookeys 661: 91-123. https://zookeys.pensoft.net/articles.php?id=11224

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Atractus: Brief Summary
provided by wikipedia EN

Atractus is a genus of colubrid ground snakes in the subfamily Dipsadinae (or family Dipsadidae). The genus includes more than 140 distinct species.

license
cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
partner site
wikipedia EN
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8cbb1619c0f613fc62d8786a504841c8