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Ptychotrygon cuspidata
Taxonomy
Ptychotrygon cuspidata was named by Cappetta and Case (1975). It is a 3D body fossil. Its type locality is Willow Brook (WBR), which is in a Maastrichtian coastal sandstone in the Navesink Formation of New Jersey.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Ptychotrygon cuspidata Cappetta and Case p. 34 figs. Pl 4, figs 19-22; text-fig 10A-D |
| 2017 | Ptychotrygon cuspidata Schubert et al. p. 20 figs. 7.17-7.20 |
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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.
†Ptychotrygon cuspidata Cappetta and Case 1975
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Wagner 2023, Hendy et al. 2009, Carroll 1988 | |||||
Age range: base of the Middle Campanian to the top of the Early/Lower Maastrichtian or 83.60000 to 66.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Campanian | USA (Texas) | Ptychotrygon cuspidata (240801) | |
| Early/Lower Maastrichtian | USA (New Jersey) | Ptychotrygon cuspidata (213744 type locality: 213746) |