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Trachemys (slider)
Taxonomy
Trachemys was named by Agassiz (1857). It is extant. Its type is Testudo scripta.
It was synonymized subjectively with Chrysemys by Boulenger (1889).
It was assigned to Emydinae by Seidel and Smith (1986); to Emydidae by Hay (1902), Hay (1930), Ernst and Barbour (1989), de Broin and de la Fuente (1993), Frank and Ramus (1996), Weems and George (2001), de la Fuente et al. (2014), Vlachos (2018), Jasinski (2018), de la Fuente et al. (2018) and May (2019); and to Deirochelyinae by Parham et al. (2008), van Dijk et al. (2014) and Weems (2023).
It was synonymized subjectively with Chrysemys by Boulenger (1889).
It was assigned to Emydinae by Seidel and Smith (1986); to Emydidae by Hay (1902), Hay (1930), Ernst and Barbour (1989), de Broin and de la Fuente (1993), Frank and Ramus (1996), Weems and George (2001), de la Fuente et al. (2014), Vlachos (2018), Jasinski (2018), de la Fuente et al. (2018) and May (2019); and to Deirochelyinae by Parham et al. (2008), van Dijk et al. (2014) and Weems (2023).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1857 | Trachemys Agassiz p. 434 |
| 1863 | Callichelys Gray p. 181 |
| 1870 | Redamia Gray |
| 1902 | Trachemys Hay p. 449 |
| 1908 | Trachemys jarmani Hay |
| 1908 | Trachemys trulla Hay |
| 1930 | Trachemys Hay p. 97 |
| 1930 | Trachemys jarmani Hay p. 97 |
| 1930 | Trachemys trulla Hay p. 97 |
| 1986 | Trachemys Seidel and Smith p. 246 |
| 1989 | Trachemys Ernst and Barbour |
| 1993 | Trachemys de Broin and de la Fuente p. 10 |
| 1996 | Trachemys Frank and Ramus |
| 2001 | Trachemys Weems and George p. 572 |
| 2008 | Trachemys Parham et al. |
| 2014 | Trachemys de la Fuente et al. |
| 2014 | Trachemys van Dijk et al. |
| 2018 | Trachemys Jasinski |
| 2018 | Trachemys Vlachos |
| 2018 | Trachemys de la Fuente et al. |
| 2019 | Trachemys May |
| 2023 | Trachemys Weems |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. Trachemys Agassiz 1857 [slider]
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Trachemys adiutrix Vanzolini 1995
†Trachemys antiqua Clark 1937
Trachemys callirostris Gray 1856
Trachemys decorata Barbour and Carr 1940 [Hispaniolan slider]
Trachemys decussata Gray 1831 [North Antillean slider]
Trachemys dorbigni Dumeril and Bibron 1835
Trachemys emolli Legler 1990 [Nicaraguan slider]
Trachemys gaigeae Hartweg 1939 [Big Bend slider]
Trachemys grayi Bocourt 1868 [Gray's slider]
†Trachemys haugrudi Jasinski 2018
†Trachemys inflata Weaver and Robertson 1967
Trachemys nebulosa Van Denburgh 1895 [Baja California slider]
Trachemys ornata Gray 1830 [Ornate slider]
Trachemys scripta Schoepff 1792 [slider]
†Trachemys sculpta Hay 1908
Trachemys stejnegeri Schmidt 1928 [Central Antillean slider]
Trachemys taylori Legler 1960 [Cuatro Cienegas slider]
Trachemys terrapen Lacépède 1788 [Jamaican slider]
Trachemys venusta Gray 1856 [MesoAmerican slider]
Trachemys yaquia Legler and Webb 1970 [Yaqui slider]
Invalid names: Callichelys Gray 1863 [synonym], Redamia Gray 1870 [synonym], Trachemys jarmani Hay 1908 [nomen dubium], Trachemys trulla Hay 1908 [nomen dubium]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, subp = subphylum | |||||
| References: Uetz 2005, Carroll 1988, Hendy et al. 2009 | |||||
Age range
Maximum range based only on fossils: base of the Chadronian to the top of the Rancholabrean or 37.20000 to 0.01200 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Collections (34 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chadronian | USA (South Dakota) | Trachemys antiqua (16938) | |
| Late/Upper Oligocene | USA (Virginia) | Trachemys sp. (167203) | |
| Clarendonian | USA (Texas) | Trachemys sp. (18623) | |
| Tortonian | USA (Maryland) | Trachemys inflata (219172) | |
| Late/Upper Miocene | Mexico (San Luis Potosí) | Trachemys sp. (173691) | |
| Hemphillian | USA (Florida) | Chrysemys inflata (18556) Pseudemys inflata, Pseudemys scripta (18601) Trachemys sp. (18564) | |
| Late/Upper Hemphillian | USA (Nebraska) | Trachemys inflata (18126) | |
| Late/Upper Hemphillian | USA (Florida) | Chrysemys inflata (18573) | |
| Late/Upper Hemphillian - Blancan | USA (Indiana) | Trachemys scripta (18320) | |
| Late/Upper Hemphillian - Blancan | USA (Tennessee) | Trachemys sp., Trachemys sp. (26574) | |
| Blancan | Mexico (Hidalgo) | Trachemys sp. (20079) | |
| Blancan | USA (Florida) | Trachemys platymarginata (113275) | |
| Pleistocene | USA (Florida) | Trachemys platymarginata, Trachemys sp. A, Trachemys sp. B, Trachemys scripta (206227) | |
| Pleistocene | USA (Texas) | Trachemys trulla (190996) | |
| Irvingtonian | USA (Florida) | Trachemys scripta (20400 58089) | |
| Irvingtonian | USA (Kansas) | Pseudemys scripta (20390 20422) | |
| Rancholabrean | USA (Florida) | Trachemys scripta (20440) | |
| Late/Upper Pleistocene | Mexico (Nealtican) | Trachemys sp. (198281) | |
| Late/Upper Pleistocene | Argentina (Santa Fé) | Trachemys sp. (190806) | |
| Late/Upper Pleistocene | Argentina (Cordoba) | Trachemys sp. (191130) | |
| Late/Upper Pleistocene | Panama (Herrera) | Trachemys sp. (195193) | |
| Late/Upper Pleistocene | USA (Texas) | Trachemys scripta (230753) | |
| Late/Upper Pleistocene (interglacial) | Panama (Herrera) | Trachemys sp. (195192) | |
| Late/Upper Pleistocene | USA (Florida) | Pseudemys scripta (154805) Trachemys sculpta (34269) Trachemys sculpta, Trachemys jarmani (154804) | |
| Late/Upper Pleistocene | Brazil (Rio Grande do Sul) | Trachemys sp. (151520) | |
| Late/Upper Pleistocene | Argentina (Corrientes) | Trachemys dorbigni (187628) | |
| Late/Upper Pleistocene (interglacial) | USA (Georgia) | Trachemys scripta (20613) | |
| Late/Upper Pleistocene - Holocene | Argentina (Entre Rios) | Trachemys scripta (189524) |