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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Omalogyra
Taxonomy
Omalogyra was named by Jeffreys (1867) [Sepkoski's age data: T Eo-m-l R Sepkoski's reference number: 614,1066]. It is extant.
It was assigned to Heterostrophia by Sepkoski (2002); and to Omalogyridae by Todd (2001), Rosenberg (2005).
It was assigned to Heterostrophia by Sepkoski (2002); and to Omalogyridae by Todd (2001), Rosenberg (2005).
Species
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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Late/Upper Oligocene to the top of the Holocene or 27.30000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 23.04 Ma
Minimum age of oldest fossil (stem group age): 23.04 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Oligocene | Germany | O. sp. (70002) | |
| Aquitanian | France | O. atomus (74861) | |
| Early/Lower Pleistocene | Antarctica | O. sp. (48431) | |
| Holocene | Argentina | O. antarctica (71603) |