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Lyosoma powelli
Taxonomy
Neritina powelli was named by White (1876). It is not extant.
It was recombined as Lyosoma powelli by Sohl (1965).
It was recombined as Lyosoma powelli by Sohl (1965).
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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.
†Lyosoma powelli White 1876
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| N. F. Sohl 1965 | Whorls having a subsutural welt and angular periphery, both of which bear elongate nodes. |
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: Late/Upper Bajocian or 168.60000 to 168.20000 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Jurassic - Late/Upper Jurassic | USA (Idaho) | Lyosoma powelli (184616) | |
| Bajocian | USA (Idaho) | Lyosoma powelli (167128) | |
| Bajocian | USA (Wyoming) | Lyosoma powelli (167064) | |
| Bajocian | USA (Utah) | Lyosoma powelli (167156) | |
| Bajocian - Bathonian | USA (Utah) | Lyosoma powelli (171920 172004 172021 172024) | |
| Late/Upper Bajocian | USA (Idaho) | Lyosoma powelli (167162) |