Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Omalogyroidea
Taxonomy
Omalogyroidea was named by Sars (1878) [m. kosnik taxon no: 6112].
It was assigned to Heterobranchia by Beesley (1998) and Todd (2001).
It was assigned to Heterobranchia by Beesley (1998) and Todd (2001).
Subtaxa
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.
Superfm. †Omalogyroidea Sars 1878
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Fm. Omalogyridae Sars 1878
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G. Ammonicera Vayssière 1893
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†Ammonicera benhami Squires and Goedert 1996
Ammonicera fischeriana Monterosato 1869
G. †Schobertinella Nützel and Gründel 2015
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†Schobertinella heterogyrata Nützel and Gründel 2015
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: superf = superfamily, c = class | |||||
References: Kiessling 2004, Hendy et al. 2009 |
Age range
Maximum range based only on fossils: base of the Spinatum to the top of the Holocene or 189.60000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 183.0 Ma
Minimum age of oldest fossil (stem group age): 183.0 Ma
Collections (7 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Spinatum | Germany (Bavaria) | Schobertinella heterogyrata (25502) | |
Spinatum | Germany | Schobertinella heterogyrata (159446) | |
Ypresian | USA (Washington) | Ammonicera benhami (176361) | |
Late/Upper Oligocene | Germany | Omalogyra sp. (70002) | |
Aquitanian | France | Omalogyra atomus, Ammonicera rota (74861) | |
Early/Lower Pleistocene | Antarctica | Omalogyra sp. (48431) | |
Holocene | Argentina | Omalogyra antarctica (71603) |