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Arjamannia inexpectans
Taxonomy
Pleurotomaria inexpectans was named by Hall and Whitfield (1875). It is not extant.
It was recombined as Ruedemannia inexpectans by Foerste (1923); it was recombined as Arjamannia inexpectans by Peel (1975), Wagner (1999) and Wagner (2023).
It was recombined as Ruedemannia inexpectans by Foerste (1923); it was recombined as Arjamannia inexpectans by Peel (1975), Wagner (1999) and Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1875 | Pleurotomaria inexpectans Hall and Whitfield |
| 1893 | Pleurotomaria inexpectans Foerste pp. 549 - 550 |
| 1923 | Ruedemannia inexpectans Foerste pp. 85; 96 - 99 |
| 1975 | Arjamannia inexpectans Peel p. 389 figs. pl. 53 f. 9-11, 16 |
| 1999 | Arjamannia inexpectans Wagner pp. 26 - 28 |
| 2023 | Arjamannia inexpectans Wagner p. 1267 |
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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.
†Arjamannia inexpectans Hall and Whitfield 1875
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order | |||||
| References: Hendy 2009, Bambach et al. 2007 | |||||
Age range: base of the Aeronian to the top of the Alexandrian or 440.80000 to 436.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Alexandrian | USA (Ohio) | Pleurotomaria inexpectans (172895) | |
| Aeronian | United Kingdom (Wales) | Lophospira sp. (56396) | |
| Telychian | United Kingdom (Wales) | Lophospira sp. (172854) |