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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Phygraea badgeri
Taxonomy
Phygraea badgeri was named by Squires (2018). Its type specimen is LACMIP 14731, a shell, and it is a 3D body fossil. Its type locality is LACMIP loc. 23724, Upper Sespe Creek, which is in an Eocene/Eocene marine sandstone in the Coldwater Formation of California.
Sister species lacking formal opinion data
Synonymy list
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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.
†Phygraea badgeri Squires 2018
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. L. Squires 2018 | Shell size medium small to medium large. Valves thin to moderately thin. Both valves can be flat, with left valve bearing radial ribs crossed by growth bands producing cancellate pattern. Valve margins of valves not upturned. Commissural shelf can be obvious. Attachment area rarely obvious and chomata not obvious. |
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Steuber 2002, Kiessling 2004, Hendy et al. 2009, Aberhan et al. 2004 | |||||
Age range: base of the Middle Eocene to the top of the Late/Upper Eocene or 47.80000 to 33.90000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Eocene - Late/Upper Eocene | USA (California) | Phygraea badgeri (type locality: 202086) |