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Platyrhina
Taxonomy
Platyrhina was named by Müller and Henle (1838) [Sepkoski's age data: ]. It is extant.
It was assigned to Rajidae by Jaekel (1894), Eastman (1904); to Rhinobatidae by Casier (1946); to Galeomorphii by Sepkoski (2002); to Plathyrhinidae by Carnevale et al. (2014); and to Platyrhinidae by Jordan (1963), Cappetta (1987), Marramà et al. (2018).
It was assigned to Rajidae by Jaekel (1894), Eastman (1904); to Rhinobatidae by Casier (1946); to Galeomorphii by Sepkoski (2002); to Plathyrhinidae by Carnevale et al. (2014); and to Platyrhinidae by Jordan (1963), Cappetta (1987), Marramà et al. (2018).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1838 | Platyrhina Müller and Henle |
| 1894 | Platyrhina Jaekel p. 63 |
| 1904 | Platyrhina Eastman p. 23 |
| 1946 | Platyrhina Casier p. 94 |
| 1963 | Platyrhina Jordan p. 603 |
| 1987 | Platyrhina Cappetta p. 139 |
| 2002 | Platyrhina Sepkoski |
| 2014 | Platyrhina Carnevale et al. p. 41 |
| 2018 | Platyrhina Marramà et al. p. 287 |
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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. Platyrhina Müller and Henle 1838
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†Platyrhina bolcensis Heckel 1851
†Platyrhina dockeryi Case 1994
†Platyrhina sinensis Lacépède 1803
Platyrhina triseriata Jordan and Gilbert 1880 [thornback guitarfish]
†Platyrhina ypresiensis Casier 1946
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009, Wagner 2023 | |||||
Age range
Maximum range based only on fossils: base of the Early/Lower Eocene to the top of the Priabonian or 56.00000 to 33.90000 Ma
Minimum age of oldest fossil (stem group age): 48.07 Ma
Minimum age of oldest fossil (stem group age): 48.07 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Eocene | USA (Mississippi) | P. dockeryi (62890) | |
| Ypresian | Italy | P. bolcensis (55239 94830) | |
| Ypresian | USA (South Carolina) | Hypolophodon dockeryi (203258) | |
| Ypresian | Italy (Verona) | P. sp., P. bolcensis (219837) | |
| Lutetian - Bartonian | Egypt | P. sp. (137540) | |
| Priabonian | Egypt | P. sp. (137550 137560 137561 137568) |