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Geragnostella
Taxonomy
Geragnostella was named by Kobayashi (1939) [Sepkoski's age data: O Aren-l O Cara-m Sepkoski's reference number: 1075]. It is not extant.
It was assigned to Metagnostidae by Whittington et al. (1997); and to Agnostida by Sepkoski (2002).
It was assigned to Metagnostidae by Whittington et al. (1997); and to Agnostida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1939 | Geragnostella Kobayashi |
| 1997 | Geragnostella Whittington et al. p. 375 |
| 2002 | Geragnostella Sepkoski |
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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.
G. †Geragnostella Kobayashi 1939
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order | |||||
| References: Kiessling 2004, Hendy 2009 | |||||
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tremadoc | France (Montagne Noire) | G. sp. (20829 20832 76571 76572) | |
| Oretanian | Spain (Toledo) | G. sp. (20898) | |
| Liben - Late/Upper Llandeilo | Czech Republic | G. sp. (237966) | |
| Sandbian | Czech Republic | G. sp. (3856) | |
| Bohdalec | Czech Republic | G. sp. (238012) | |
| Zahorany - Late/Upper Ordovician | Czech Republic | G. sp. (3866) | |
| Actonian - Onnian | China (Hunan and Hubei) | G. sp. (7714) |