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Eponides umbonatus
Taxonomy
Rotalina umbonata was named by Reuss (1851). It is extant.
It was recombined as Eponides umbonatus by Sullivan (1962).
It was recombined as Eponides umbonatus by Sullivan (1962).
Sister species lacking formal opinion data
E. africana, E. allianceae, E. antillarum, E. byramensis, E. concentricus, E. concinna, E. crebbsi, E. elevatus, E. frigida, E. gaviotaensis, E. jacksonensis, E. kiliani, E. kirki, E. megastoma, E. nanus, E. navarroensis, E. ouachitaensis, E. patelliformis, E. polyganus, E. pseudoelevatus, E. pygmeus, E. repandus, E. subornatus, E. texana, E. umbonata, E. yeguaensis
Synonymy list
| Year | Name and author |
|---|---|
| 1851 | Rotalina umbonata Reuss |
| 1962 | Eponides umbonatus Sullivan p. 281 figs. Pl 18, figs 7a,b,c, 8a,b,c |
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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.
Eponides umbonatus Reuss 1851
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Bartonian to the top of the Late/Upper Oligocene or 41.03000 to 23.04000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Bartonian | USA (California) | Eponides umbonatus (185234) | |
| Oligocene | North Atlantic | Eponides umbonatus (121375 121377) | |
| Oligocene - Miocene | North Atlantic | Eponides umbonatus (141890) | |
| Late/Upper Oligocene | North Atlantic | Eponides umbonatus (121376 121378) |