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Retispira monronensis
Taxonomy
Bellerophon monroensis was named by Weller (1916). It is not extant. Its type locality is Bed No. 8, Fountain Creek, 2 miles southwest of Waterloo, which is in a Chesterian carbonate limestone in the Ste. Genevieve Formation of Illinois.
It was recombined as Bucanopsis monroensis by Hernon (1935); it was recombined as Retispira monronensis by Thein and Nitecki (1974), Wagner (2023).
It was recombined as Bucanopsis monroensis by Hernon (1935); it was recombined as Retispira monronensis by Thein and Nitecki (1974), Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1916 | Bellerophon monroensis Weller |
| 1935 | Bucanopsis monroensis Hernon |
| 1974 | Retispira monronensis Thein and Nitecki p. 51 |
| 2023 | Retispira monronensis Wagner p. 6090 |
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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.
†Retispira monronensis Weller 1916
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy 2009, Kiessling 2004 | |||||
Age range: Chesterian or 335.40000 to 323.40000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Carboniferous | USA (Arizona) | Bucanopsis monroensis (124253) | |
| Chesterian | USA (Illinois) | Bellerophon monroensis (type locality: 68188) |