Cuatro Cienegas softshell explained

The Cuatro Ciénegas softshell (Apalone spinifera atra), also called the black spiny softshell, is a subspecies of the spiny softshell turtle in the family Trionychidae. It is found only in the Cuatro Ciénegas Basin in the Mexican state of Coahuila and it is considered critically endangered by the IUCN. The subspecies, along with its parent species, was formerly classified in the genus Trionyx.^[1]

Bibliography

• Turtles of the world, 2011 update: Annotated checklist of taxonomy, synonymy, distribution and conservation status . Chelonian Research Monographs . 5 . 2011-12-31 . Rhodin, Anders G.J. . van Dijk, Peter Paul . Inverson, John B. . Shaffer, H. Bradley . Roger, Bour . https://web.archive.org/web/20120131102839/http://www.iucn-tftsg.org/wp-content/uploads/file/Accounts/crm_5_000_checklist_v4_2011.pdf . 31 January 2012 . dead.
• Vertebrate Zoology . Checklist of Chelonians of the World . 2007 . Uwe . Fritz . Havaš . Peter . 57 . 2 . 149–368 . 10.3897/vz.57.e30895 . 87809001 . free .
• Webb RG, Legler JM (1960). "A New Softshell Turtle (Genus Trionyx) from Coahuila, Mexico". Univ. Kansas Sci. Bull. 40 (2): 21–30. (Trionyx ater, new species).

External links

• Tortoise. . Freshwater Turtle Specialist Group . 2016 . Apalone spinifera ssp. atra . 2016 . e.T1820A97408016 . 10.2305/IUCN.UK.2016-1.RLTS.T1820A97408016.en . 15 November 2021.
• 2006 IUCN Red List of Threatened Species. iucnredlist.org Retrieved 9 July 2007.
• Biodiversity.mongabay.com

Notes and References

1. http://www.chelonia.org/Turtle_Taxonomy.htm Chelonia.org