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Terebratulina helenae
Taxonomy
Terebratulina helenae was named by Hatai (1938).
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
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1937 | Terebratulina triangularis Nomura and Hatai |
| 1938 | Terebratulina helenae Hatai |
| 1940 | Terebratulina helenae Hatai p. 237 figs. Pl 4, figs 11,13 |
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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 helenae Hatai 1938
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Invalid names: Terebratulina triangularis Nomura and Hatai 1937 [replaced]
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: Serravallian or 13.82000 to 11.63000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Serravallian | Japan | Terebratulina helenae (190762) |