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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Tomewingia problematica
Taxonomy
Ewingia problematica was named by Case and Cappetta (1997). It is a 3D body fossil. Its type locality is Kemp Clay Formation, which is in a Maastrichtian marine claystone/sandstone in the Kemp Clay Formation of Texas. It is the type species of Ewingia, Tomewingia.
It was recombined as Tomewingia problematica by Case and Cappetta (2013).
It was recombined as Tomewingia problematica by Case and Cappetta (2013).
Synonymy list
| Year | Name and author |
|---|---|
| 1997 | Ewingia problematica Case and Cappetta p. 154 figs. Pl 8, fig 3; text-fig 10 |
| 2013 | Tomewingia problematica Case and Cappetta p. 125 |
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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.
†Tomewingia problematica Case and Cappetta 1997
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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: Maastrichtian or 72.20000 to 66.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Maastrichtian | USA (Texas) | Ewingia problematica (type locality: 61738) | |
| Maastrichtian | USA (Maryland) | Ewingia problematica (83331) | |
| Maastrichtian | USA (South Dakota) | Ewingia problematica (90926) |