Cuatro Cienegas softshell

Subspecies of turtle

Cuatro Ciénegas softshell

Conservation status
Critically Endangered (IUCN 2.3)^[1]
CITES Appendix I (CITES)^[2]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Testudines
Suborder:	Cryptodira
Family:	Trionychidae
Genus:	Apalone
Species:	A. spinifera
Subspecies:	A. s. atra
Trinomial name
*Apalone spinifera atra* (Webb & Legler, 1960)^[3]
Synonyms^[4]
Trionyx ater Webb & Legler, 1960 Trionyx spinifer ater — Morafka, 1977 Trionyx spiniferus ater — Smith & Smith, 1980 Apalone spinifera ater — Groombridge, 1988 Apalone ater — David, 1994 Trionys spiniferus ater — Obst, 1996 Apalone spiniferus ater — Ferri, 2002 Apalone spinifera atra — Artner, 2003 Apalone (Apalone) atra — Vetter, 2004

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.^[1] The subspecies, along with its parent species, was formerly classified in the genus Trionyx.^[5]

References

^ ^a ^b Tortoise & Freshwater Turtle Specialist Group (2016). "Apalone spinifera ssp. atra". IUCN Red List of Threatened Species. 2016: e.T1820A97408016. doi:10.2305/IUCN.UK.2016-1.RLTS.T1820A97408016.en. Retrieved 2 July 2023.
^ "Appendices | CITES". cites.org. Retrieved 14 January 2022.
^ ITIS.gov
^ Fritz & Havaš 2007, pp. 306–310.
^ Chelonia.org

Bibliography

Rhodin, Anders G.J.; van Dijk, Peter Paul; Inverson, John B.; Shaffer, H. Bradley; Roger, Bour (31 December 2011). "Turtles of the world, 2011 update: Annotated checklist of taxonomy, synonymy, distribution and conservation status" (PDF). Chelonian Research Monographs. 5. Archived from the original (PDF) on 31 January 2012.
Fritz, Uwe; Havaš, Peter (2007). "Checklist of Chelonians of the World". Vertebrate Zoology. 57 (2): 149–368. doi:10.3897/vz.57.e30895. S2CID 87809001.
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". IUCN Red List of Threatened Species. 2016: e.T1820A97408016. doi:10.2305/IUCN.UK.2016-1.RLTS.T1820A97408016.en. Retrieved 15 November 2021.
2006 IUCN Red List of Threatened Species. iucnredlist.org Retrieved 9 July 2007.
Biodiversity.mongabay.com

Trionychidae family

Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Subclass: Anapsida
Order: Testudines
Superfamily: Trionychia

Genera

Species of the Trionychidae family

Amyda

Asiatic softshell turtle
†Amyda gregaria
Amyda ornata

Apalone

†Axestemys

†Axestemys byssina
†Axestemys cerevisia
†Axestemys montinsana
†Axestemys quinni
†Axestemys splendida
†Axestemys vittata

Chitra

Cyclanorbis

Cycloderma

Dogania

Malayan softshell turtle

†Gilmoremys

†Gilmoremys gettyspherensis
†Gilmoremys lancensis

†Hutchemys

†Hutchemys arctochelys
†Hutchemys rememdium
†Hutchemys tetanetron
†Hutchemys sterea
†Hutchemys acupictus

†Khunnuchelys

†Khunnuchelys erinhotensis
†Khunnuchelys kizylkumensis
†Khunnuchelys lophorhothon

Lissemys

Nilssonia

†Palaeoamyda

†Palaeoamyda messeliana

Palea

Wattle-necked softshell turtle

Pelochelys

Pelodiscus

Rafetus

Trionyx

Phylogenetic arrangement of turtles based on turtles of the world 2017 update: Annotated checklist and atlas of taxonomy, synonymy, distribution, and conservation status. †=extinct.

Testudines

Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Clade: Diapsida
Order: Testudines

Suborder

Superfamily

Family

Genus

Cryptodira

Chelonioidea
(Sea turtles)

Cheloniidae	†Allopleuron Caretta †Carolinochelys Chelonia †Eochelone Eretmochelys †Gigantatypus †Glarichelys †Itilochelys Lepidochelys †Mexichelys †Miocaretta Natator †Pacifichelys †Syllomus †Tasbacka
Dermochelyidae	†Arabemys †Corsochelys †Cosmochelys Dermochelys †Eosphargis †Mesodermochelys †Psephophorus
	†Euclastes †Peritresius †Procolpochelys †Protosphargis †Puppigerus

Kinosternoidea

Dermatemydidae	Dermatemys
Kinosternidae	Claudius †Hoplochelys Kinosternon Staurotypus Sternotherus

Testudinoidea

Emydidae	†Acherontemys Chrysemys Clemmys Deirochelys Emys Actinemys Emydoidea Glyptemys Graptemys Malaclemys Pseudemys Terrapene Trachemys †Wilburemys
Geoemydidae	Batagur †Banhxeochelys Cuora Cyclemys Geoclemys Geoemyda Hardella Heosemys Leucocephalon Malayemys Mauremys Melanochelys Morenia Notochelys Orlitia Pangshura Rhinoclemmys Sacalia Siebenrockiella Vijayachelys
Platysternidae	Platysternon
Testudinidae	Aldabrachelys Astrochelys Centrochelys Chelonoidis Chersina Cylindraspis †Cymatholcus †Floridemys Geochelone Gopherus †Hadrianus †Hesperotestudo Homopus Indotestudo Kinixys Malacochersus Manouria †Megalochelys †Oligopherus Psammobates Pyxis †Solitudo Stigmochelys †Stylemys Testudo

Trionychia

Carettochelyidae	†Allaeochelys †Anosteira Carettochelys
Trionychidae	Amyda Apalone †Axestemys Chitra Cyclanorbis Cycloderma †Drazinderetes Dogania †Gilmoremys †Hutchemys †Khunnuchelys Lissemys Nilssonia Palea †Palaeoamyda Pelochelys Pelodiscus Rafetus Trionyx
	†Basilochelys †Sinaspideretes

Chelydridae	Chelydra †Chelydrops †Chelydropsis †Emarginachelys †Macrocephalochelys Macrochelys †Planiplastron †Protochelydra
†Nanhsiungchelyidae	†Anomalochelys †Basilemys †Jiangxichelys
†Protostegidae	†Alienochelys †Archelon †Atlantochelys †Bouliachelys †Calcarichelys †Cratochelone †Desmatochelys †Iserosaurus †Notochelone †Ocepechelon †Pneumatoarthrus †Protostega †Rhinochelys †Santanachelys †Terlinguachelys
	†Adocus †Argillochelys †Bashuchelys †Ctenochelys †Prionochelys †Toxochelys

Pleurodira

†Araripemydidae	†Araripemys
†Bothremydidae	†Araiochelys †Arenila †Azabbaremys †Bothremys †Cearachelys †Chedighaii †Chupacabrachelys †Eotaphrosphys †Foxemys †Galianemys †Ilatardia †Inaechelys †Itapecuruemys †Jainemys †Kinkonychelys †Kurmademys †Labrostochelys †Nigeremys †Phosphatochelys †Polysternon †Puentemys †Rosasia †Rhothonemys †Sankuchemys †Taphrosphys †Ummulisani †Zolhafah
Chelidae	Acanthochelys Chelodina Chelus Elseya Elusor Emydura Hydromedusa †Lomalatachelys Mesoclemmys Myuchelys Phrynops Platemys †Prochelidella Pseudemydura Rheodytes Rhinemys †Yaminuechelys
Pelomedusidae	Pelomedusa Pelusios
Podocnemididae	†Albertwoodemys †Bauruemys †Brontochelys †Caninemys †Carbonemys †Cerrejonemys †Cordichelys Erymnochelys †Lapparentemys †Latentemys Peltocephalus Podocnemis †Stupendemys
†Sahonachelyidae	†Sahonachelys †Sokatra

	†Caribemys †Caririemys †Tacuarembemys

Phylogenetic arrangement of turtles based on Turtles of the World 2017 Update: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status. † = extinct.