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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Psilothyris occidentalis
Taxonomy
Psilothyris occidentalis was named by Cooper (1955). Its type specimen is USNM No. 124191, a shell, and it is a 3D body fossil. It is the type species of Psilothyris.
Synonymy list
| Year | Name and author |
|---|---|
| 1955 | Psilothyris occidentalis Cooper p. 11 figs. Pl. 3b, Fig. 4-24; Pl. 4a, Fig. 1-2 |
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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.
†Psilothyris occidentalis Cooper 1955
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 7.71 | 6.00 | 9.70 | 7.80 | 1.53 |
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| Source: f = family, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: Middle Albian or 110.10000 to 106.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Albian | USA (Arizona) | Psilothyris occidentalis (153324) |