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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pseudomegachasma casei
Taxonomy
Eorhincodon casei was named by Nessov (1999). It is a 3D body fossil. Its type locality is Level GLE 20, Lebedinskij quarry, which is in a Cenomanian marine sandstone in the Polpino Formation of the Russian Federation. It is the type species of Pseudomegachasma, Eorhincodon.
It was recombined as Pseudomegachasma casei by Shimada et al. (2015).
It was recombined as Pseudomegachasma casei by Shimada et al. (2015).
Synonymy list
| Year | Name and author |
|---|---|
| 1999 | Eorhincodon casei Nessov |
| 2015 | Pseudomegachasma casei Shimada et al. p. 4 fig. 3 |
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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.
†Pseudomegachasma casei Nessov 1999
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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: Early/Lower Cenomanian or 100.50000 to 93.90000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cenomanian | Russian Federation (Penza) | Pseudomegachasma casei (213397 213398) | |
| Early/Lower Cenomanian | Russian Federation (Volgograd) | Pseudomegachasma casei (213392) | |
| Early/Lower Cenomanian | Russian Federation (Belgorod) | Eorhincodon casei (213391) | |
| Late/Upper Cenomanian | Russian Federation (Saratov) | Pseudomegachasma casei (213393 213394 213395 213396) |