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Hendersonia stillmani
Taxonomy
Hendersonia stillmani was named by Roth and Emberton (1994). Its type specimen is SBMNH 35638, a shell, and it is a 3D body fossil. Its type locality is SBMNH Berry Loc. 1, which is in an Oligocene/Miocene terrestrial tuff in the Deep River Formation of Montana.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1994 | Hendersonia stillmani Roth and Emberton p. 95 fig. 1 |
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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.
†Hendersonia stillmani Roth and Emberton 1994
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Miocene to the top of the Early/Lower Miocene or 23.04000 to 15.98000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Oligocene - Early/Lower Miocene | USA (Montana) | Hendersonia stillmani (type locality: 200342 200343) | |
| Miocene | USA (Montana) | Hendersonia stillmani (200345) |