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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Elphidium yumotoense
Taxonomy
Elphidium yumotoense was named by Asano (1949). It is a 3D body fossil. Its type locality is Yumoto [Asagai Fm], which is in an Oligocene marine sandstone in the Asagai Formation of Japan.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1949 | Elphidium yumotoense Asano p. 476 figs. fig. 1-7am b, 8a, b, 9 |
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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.
†Elphidium yumotoense Asano 1949
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order | |||||
| Reference: Kiessling 2004 | |||||
Age range: Late/Upper Oligocene or 28.40000 to 23.03000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Oligocene | Japan | Elphidium yumotoense (type locality: 91371) |