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Hamulina aldersona
Taxonomy
Hamulina aldersona was named by Anderson (1938). It is a 3D body fossil. Its type locality is CAS 1348, Alderson Creek, which is in an Aptian marine horizon in the Budden Canyon Formation of California.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1938 | Hamulina aldersona Anderson p. 219 figs. Plate 58, figures 2, 2a) |
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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.
†Hamulina aldersona Anderson 1938
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Late/Upper Aptian or 119.57000 to 113.20000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Aptian | USA (California) | Hamulina aldersona (216341 type locality: 216432) |