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Mesoclemmys
Taxonomy
Mesoclemmys was named by Gray (1873). It is extant.
It was assigned to Chelinae by van Dijk et al. (2014).
It was assigned to Chelinae by van Dijk et al. (2014).
Species
Batrachemys dahli, Batrachemys heliostemma, Batrachemys tuberculata, Batrachemys zuliae, Bufocephala vanderhaegei, M. dahli, M. gibba, M. heliostemma, M. hogei, M. nasuta (syn. Batrachemys nasuta), M. perplexa, M. raniceps (syn. Batrachemys raniceps), M. tuberculata, M. vanderhaegei, M. vanegasorum, M. zuliae, Ranacephala hogei
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1873 | Mesoclemmys Gray |
| 1909 | Batrachemys Stejneger |
| 2001 | Bufocephala McCord et al. |
| 2001 | Ranacephala McCord et al. |
| 2014 | Mesoclemmys van Dijk et al. |
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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. Mesoclemmys Gray 1873
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Mesoclemmys dahli Zangerl and Medem 1958
Mesoclemmys gibba Schweigger 1812 [Gibba turtle]
Mesoclemmys heliostemma McCord et al. 2001 [Yellow-crowned toad-headed turtle]
Mesoclemmys hogei Mertens 1967 [Hoge's side-necked turtle]
Mesoclemmys nasuta Schweigger 1812 [Guyanan toad-headed turtle]
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Invalid names: Batrachemys nasuta Schweigger 1812 [synonym]
Mesoclemmys perplexa Bour and Zaher 2005 [Cerrado side-necked turtle]
Mesoclemmys raniceps Gray 1856 [Amazon toad-headed turtle]
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Invalid names: Batrachemys raniceps Gray 1856 [synonym]
Mesoclemmys tuberculata Luederwaldt 1926 [Tuberculate toad-headed turtle]
Mesoclemmys vanderhaegei Bour 1973 [Vanderhaege's toad-headed turtle]
†Mesoclemmys vanegasorum Cadena et al. 2020
Mesoclemmys zuliae Pritchard and Trebbau 1984 [Zulia toad-headed turtle]
Invalid names: Batrachemys Stejneger 1909 [synonym], Bufocephala McCord et al. 2001 [synonym], Ranacephala McCord et al. 2001 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, subp = subphylum | |||||
| References: Ernst and Barbour 1989, Carroll 1988, Hendy et al. 2009 | |||||
Age range
Maximum range based only on fossils: Middle Miocene or 15.97000 to 11.60800 Ma
Minimum age of oldest fossil (stem group age): 11.608 Ma
Minimum age of oldest fossil (stem group age): 11.608 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Miocene | Colombia (Huila) | M. vanegasorum (207888) |