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Tyrbula russelli
Taxonomy
Tyrbula russelli was named by Scudder (1885). Its type specimen is MCZ 7, an exoskeleton (complete female), and it is a compression fossil. Its type locality is Florissant (MCZ Collection), which is in a Chadronian lacustrine - large shale in the Florissant Formation of Colorado.
It was considered a nomen dubium by Zeuner (1943).
It was considered a nomen dubium by Zeuner (1943).
Synonymy list
| Year | Name and author |
|---|---|
| 1885 | Tyrbula russelli Scudder p. 768 fig. 965 |
| 1890 | Tyrbula russelli Scudder p. 222 figs. Pl 17 figs 1-4 |
| 1907 | Tyrbula russelli Handlirsch p. 686 |
| 2015 | Tyrbula russelli Song et al. |
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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.
†Tyrbula russelli Scudder 1885
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder | |||||
| Reference: Tillyard 1921 | |||||
Age range: Chadronian or 37.20000 to 33.90000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chadronian | USA (Colorado) | Tyrbula russelli (type locality: 106384) |