Biology:Chrysemys
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Chrysemys is a genus of turtles in the family Emydidae. They are found throughout most of North America.[1] The species in the genus include the painted and the southern painted turtles.
Reproduction
Chrysemys have temperature dependent sex determination. During egg incubation, lower temperatures produce males while higher temperatures produce females.[2]
Species
There are two extant species:[1]
| Image | Scientific name | Common name | Distribution |
|---|---|---|---|
| 120px | Chrysemys dorsalis Agassiz, 1857 | Southern painted turtle | south-central United States. |
| 120px | Chrysemys picta Schneider, 1783) | Painted turtle | southern Canada to northern Mexico |
Fossil record
Several fossil species have been described, dating back to the Miocene.
Fossil species
- Chrysemys corniculata[3]
- Chrysemys isoni[5]
- Chrisemys timidus (may belong to distinct genus)[4]
- Chrisemys williamsi (may belong to distinct genus)[4]
References
- ↑ 1.0 1.1 Chrysemys at the Reptarium.cz Reptile Database
- ↑ Bull, J.J. (1980). "Sex Determination in Reptiles". Quarterly Review of Biology 55 (1): 3–21. doi:10.1086/411613.
- ↑ Jasinski, S.E. (2022). "A new species of Chrysemys (Emydidae: Deirochelyinae) from the latest Miocene-Early Pliocene of Tennessee, USA and its implications for the evolution of painted turtles". Zoological Journal of the Linnean Society zlac084: 149–183. doi:10.1093/zoolinnean/zlac084.
- ↑ 4.0 4.1 4.2 Jasinski, S.E. (2018). "A new slider turtle (Testudines: Emydidae: Deirochelyinae: Trachemys) from the late Hemphillian (late Miocene/early Pliocene) of eastern Tennessee and the evolution of the deirochelyines". PeerJ 6. doi:10.7717/peerj.4338. PMID 29456887.
- ↑ Weems, R.E.; George, R.A. (2013). "Amphibians and Nonmarine Turtles from the Miocene Calvert Formation of Delaware, Maryland, and Virginia (USA)". Journal of Paleontology 87 (4): 570–588. doi:10.1666/12-071. Bibcode: 2013JPal...87..570W.
<ref> tag with name "Ernst & Lovich 2009, pp. 184–185" defined in <references> is not used in prior text.Wikidata ☰ Q14566117 entry
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- ↑ Bull, J.J. (1980). "Sex Determination in Reptiles". Quarterly Review of Biology 55 (1): 3–21. doi:10.1086/411613.
