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Acrilla (Ferminoscala) atwoodi
Taxonomy
Epitonium (Acrilla) atwoodi was named by Dall (1908). Its type specimen is USNM 111 and is a 3D body fossil.
It was recombined as Acrilla (Ferminoscala) atwoodi by Durham (1937).
It was recombined as Acrilla (Ferminoscala) atwoodi by Durham (1937).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1908 | Epitonium (Acrilla) atwoodi Dall pp. 80, 81 |
| 1937 | Acrilla (Ferminoscala) atwoodi Durham p. 509 figs. Plate 57, figure 25 |
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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.
†Acrilla (Ferminoscala) atwoodi Dall 1908
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Beu et al. 1990, Kiessling 2004 | |||||
Age range: base of the Early/Lower Oligocene to the top of the Late/Upper Oligocene or 33.90000 to 23.04000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Oligocene - Late/Upper Oligocene | USA (Alaska) | Epitonium atwoodi (44112) | |
| Oligocene | USA (Alaska) | Epitonium atwoodi (44082 44104 44108 44116 44117) |