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Terebratulina etigoensis
Taxonomy
Terebratulina etigoensis was named by Hatai (1940). Its type specimen is IGPS 28285, a valve (dorsal valve), and it is a 3D body fossil. Its type locality is Hanzogane, Kosu-hun, Etigo Province, which is in a Piacenzian/Calabrian marine siliciclastic in the Nishiyama Formation of Japan.
Sister species lacking formal opinion data
T. atlantica, T. biplicata, T. caputserpentis, T. cooperi, T. echinulata, T. elongata, T. faujesii, T. inflata, T. insueta, T. lata, T. lato, T. longicolllis, T. macrescens, T. martiniana, T. noackensis, T. planicostata, T. semiglobosa, T. striata, T. tejonensis waringi, T. washingtonensis, T. weaveri, T. wilmingtonensis
Synonymy list
| Year | Name and author |
|---|---|
| 1940 | Terebratulina etigoensis Hatai p. 250 figs. Pl 4, figs 10,12 |
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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.
†Terebratulina etigoensis Hatai 1940
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Piacenzian to the top of the Calabrian or 3.60000 to 0.77400 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Piacenzian - Calabrian | Japan | Terebratulina etigoensis (type locality: 190740) |