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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Excavatorhynchia raxana
Taxonomy
Rhynchonella raxana was named by Bittner (1890).
It was recombined as Excavatorhynchia raxana by Jin and Fang (1977).
It was recombined as Excavatorhynchia raxana by Jin and Fang (1977).
Synonymy list
| Year | Name and author |
|---|---|
| 1890 | Rhynchonella raxana Bittner p. 31 figs. Pl 4, figs 18,19 |
| 1924 | Rhynchonella raxana Krumbeck |
| 1977 | Excavatorhynchia raxana Jin and Fang p. 45 figs. Pl 1, figs 1-5; text-fig 2 |
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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.
†Excavatorhynchia raxana Bittner 1890
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 8.00 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: Tuvalian or 232.00000 to 221.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Carnian | China (Yunnan) | Excavatorhynchia raxana (165315) | |
| Tuvalian | Hungary | Excavatorhynchia raxana (23870) | |
| Norian | Indonesia (Timor) | Rhynchonella raxana (205277) |