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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Ptychotrygonoides
Taxonomy
Ptychotrygonoides was named by Landemaine (1991). It is not extant.
It was synonymized subjectively with Ptychotrygon by Kriwet et al. (2009).
It was assigned to Rajiformes by Cahuzac et al. (2007); and to Ptychotrygonidae by Guinot et al. (2012).
It was synonymized subjectively with Ptychotrygon by Kriwet et al. (2009).
It was assigned to Rajiformes by Cahuzac et al. (2007); and to Ptychotrygonidae by Guinot et al. (2012).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1991 | Ptychotrygonoides Landemaine |
| 2007 | Ptychotrygonoides Cahuzac et al. p. 28 |
| 2012 | Ptychotrygonoides Guinot et al. p. 469 |
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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. †Ptychotrygonoides Landemaine 1991
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†Ptychotrygonoides pouiti Landemaine 1991
†Ptychotrygonoides sabatieri Guinot et al. 2012
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Hendy et al. 2009, Wagner 2023, Carroll 1988 | |||||
Age range: base of the Late/Upper Cenomanian to the top of the Middle Turonian or 99.60000 to 89.30000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Cenomanian | France (Poitou-Charentes) | P. pouiti (73862 77229 77230 77232 77233) | |
| Late/Upper Cenomanian | Spain (Asturias) | Ptychotrygonoides indet. (98396) | |
| Middle Turonian | France (Ardennes) | P. sabatieri (213564) |