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Kotylotreta undata
Taxonomy
Kotylotreta undata was named by Koneva (1990). It is not extant. Its type locality is Kyrshabakty River, 1465-19, which is in a Zhanaarykian basinal (carbonate) lime mudstone in the Aktas Formation of Kazakhstan.
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Kotylotreta undata Koneva |
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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.
†Kotylotreta undata Koneva 1990
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, uc = unranked clade | |||||
| References: Hendy 2009, Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Amgan | Kazakhstan | Kotylotreta undata (9970 9975 9977) | |
| Tuesaian | Kazakhstan | Kotylotreta undata (9966 9967 118094) | |
| Mayan | Kazakhstan | Kotylotreta undata (10030) | |
| Mayan | Kyrgyzstan | Kotylotreta undata (122858) | |
| Zhanaarykian | Kazakhstan | Kotylotreta undata (9959 type locality: 9962 9963) | |
| Furongian | Kazakhstan | Kotylotreta undata (116483) |