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Taxonomy
Hayemys was named by Gaffney (1972). It is not extant.
It was assigned to Hayemydinae by Gaffney (1972); to Neurankylinae by Holroyd and Hutchison (2002); to Baenidae by Carroll (1988), Lyson and Joyce (2010) and Lyson and Joyce (2011); and to Baenidae by Joyce and Lyson (2015) and Lyson et al. (2016).
It was assigned to Hayemydinae by Gaffney (1972); to Neurankylinae by Holroyd and Hutchison (2002); to Baenidae by Carroll (1988), Lyson and Joyce (2010) and Lyson and Joyce (2011); and to Baenidae by Joyce and Lyson (2015) and Lyson et al. (2016).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1972 | Hayemys Gaffney |
| 1988 | Hayemys Carroll |
| 2002 | Hayemys Holroyd and Hutchison p. 181 |
| 2010 | Hayemys Lyson and Joyce |
| 2011 | Hayemys Lyson and Joyce p. 792 |
| 2015 | Hayemys Joyce and Lyson |
| 2016 | Hayemys Lyson 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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum, uc = unranked clade | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Age range: Late/Upper Maastrichtian or 70.60000 to 66.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Maastrichtian | USA (Wyoming) | Eubaena latifrons (45878) |