Editing Chelydridae (section)

{{Short description|Family of turtles}}
{{redirect|Snapping turtle|the familiar extant species, Chelydra serpentina|Common snapping turtle}}
{{Automatic taxobox
| name              = Chelydrids
| fossil_range      = {{fossilrange|70.6|0}} [[Late Cretaceous]]<ref name=PB>[http://paleobiodb.org/cgi-bin/bridge.pl?a=checkTaxonInfo&taxon_no=172850&is_real_user=0 ''Emarginachelys cretacea''], Paleobiology Database</ref> to [[Holocene|Recent]]
| image             = Snapping_turtle_2_md.jpg
| image_caption     = The common snapping turtle (''Chelydra serpentina'')
| taxon             = Chelydridae
| authority         = [[John Edward Gray|Gray]], 1831<ref name=gray1831 />
| synonyms          = *Chelydrae <small>Gray, 1831:4</small><ref name=gray1831>Gray, John Edward. (1831). ''Synopsis Reptilium; or Short Descriptions of the Species of Reptiles. Part I.—Cataphracta. Tortoises, Crocodiles, and Enaliosaurians.'' London: Treuttel, Wurz, and Co., 85 pp. [Published May 1831].</ref>
*Chelydridae <small>Swainson, 1839:113</small><ref name=swain1839>Swainson, William. (1839). On the natural history and classification of fishes, amphibians, and reptiles. Vol. II. In: Lardner, D. (Ed.). The Cabinet Cyclopaedia. Natural History. London: Longman, 452 pp.</ref>
*Chelydradae <small>Gray, 1869:178</small><ref name=gray1869>Gray, John Edward. (1869). Notes on the families and genera of tortoises (Testudinata), and on the characters afforded by the study of their skulls. ''Proceedings of the Zoological Society of London'' 1869:165–225.</ref>
| synonyms_ref      = <ref name="ttwg">[[Turtle Taxonomy Working Group]] [van Dijk, P.P., Iverson, J.B., Shaffer, H.B., Bour, R., and Rhodin, A.G.J.]. (2012). Turtles of the World, 2012 update: annotated checklist of taxonomy, synonymy, distribution, and conservation status. ''Chelonian Research Monographs'' No. 5, pp. 000.243–000.328, doi:10.3854/crm.5.000.checklist.v5.2012, {{cite web|url=http://www.iucn-tftsg.org/wp-content/uploads/file/Accounts/crm_5_000_checklist_v5_2012.pdf |title=Archived copy |access-date=2014-04-19 |url-status=dead |archive-url=https://web.archive.org/web/20130616121324/http://www.iucn-tftsg.org/wp-content/uploads/file/Accounts/crm_5_000_checklist_v5_2012.pdf |archive-date=2013-06-16}}</ref>
| subdivision_ranks = Genera
| subdivision       = * ''[[Chelydra]]''
* ''[[Macrochelys]]''
* †''[[Acherontemys]]''
* †''[[Chelydrops]]''
* †''[[Chelydropsis]]''
* †''[[Emarginachelys]]''
* †''[[Macrocephalochelys]]''
* †''[[Planiplastron]]''
* †''[[Protochelydra]]''
}}
The '''Chelydridae''' is a [[Family (biology)|family]] of [[turtle]]s that has seven extinct and two extant [[genera]]. The extant genera are the '''snapping turtles''', ''[[Chelydra]]'' and ''[[Macrochelys]]''. Both are [[Endemic (ecology)|endemic]] to the [[Western Hemisphere]]. The extinct genera are ''[[Acherontemys]]'', ''[[Chelydrops]]'', ''[[Chelydropsis]]'', ''[[Emarginachelys]]'', ''[[Macrocephalochelys]]'', ''[[Planiplastron]]'', and ''[[Protochelydra]]''.