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Entemnotrochus
Taxonomy
Entemnotrochus was named by Fischer (1885) [Sepkoski's age data: T Eo R]. It is extant.
It was reranked as Pleurotomaria (Entemnotrochus) by Hickman (1976); it was reranked as Perotrochus (Entemnotrochus) by Todd (2001).
It was assigned to Pleurotomaria by Hickman (1976); to Perotrochus by Todd (2001); to Archaeogastropoda by Sepkoski (2002); and to Pleurotomariidae by Bose et al. (2021).
It was reranked as Pleurotomaria (Entemnotrochus) by Hickman (1976); it was reranked as Perotrochus (Entemnotrochus) by Todd (2001).
It was assigned to Pleurotomaria by Hickman (1976); to Perotrochus by Todd (2001); to Archaeogastropoda by Sepkoski (2002); and to Pleurotomariidae by Bose et al. (2021).
Synonymy list
| Year | Name and author |
|---|---|
| 1885 | Entemnotrochus Fischer |
| 1976 | Pleurotomaria (Entemnotrochus) Hickman |
| 2001 | Perotrochus (Entemnotrochus) Todd |
| 2002 | Entemnotrochus Sepkoski |
| 2021 | Entemnotrochus Bose 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.
G. Entemnotrochus Fischer 1885
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†Entemnotrochus bianconii d'Archaic and Haime 1854
†Entemnotrochus kathiawarensis Bose et al. 2021
Pleurotomaria (Entemnotrochus) baldwini Hickman 1976
Pleurotomaria (Entemnotrochus) schencki Hickman 1976
Pleurotomaria (Entemnotrochus) siletzensis Hickman 1976
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Bambach et al. 2007 | |||||
Age range
Maximum range based only on fossils: base of the Ypresian to the top of the Early/Lower Pleistocene or 56.00000 to 0.78100 Ma
Minimum age of oldest fossil (stem group age): 47.8 Ma
Minimum age of oldest fossil (stem group age): 47.8 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ypresian | USA (California) | Pleurotomaria n. sp. ? (180421) | |
| Eocene | USA (Oregon) | Pleurotomaria baldwini (194800) Pleurotomaria schencki (195614) Pleurotomaria siletzensis (194865) | |
| Chattian | India (Gujarat) | E. bianconii (230261 230262 230263) E. sp., E. bianconii (230259) | |
| Burdigalian | India (Gujarat) | E. kathiawarensis (230258) | |
| Early/Lower Pleistocene | Panama (Bocas) | Perotrochus sp. (79871) |