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Abrekia sulcata
Taxonomy
Abrekia sulcata was named by Dagys (1974). Its type specimen is IGiG 394/40 and is a 3D body fossil. Its type locality is Abrek Bay (IGiG coll), which is in a Smithian submarine fan siliciclastic in the Russian Federation. It is the type species of Abrekia.
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.
†Abrekia sulcata Dagys 1974
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 7 | 2.93 | 1.90 | 4.20 | 2.90 | 0.812 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Olenekian to the top of the Griesbachian or 251.20000 to 250.50000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Griesbachian | Russian Federation | Abrekia sulcata (90205) | |
| Smithian | Russian Federation | Abrekia sulcata (90221 type locality: 128154) | |
| Smithian | Russian Federation (Primorye) | Abrekia sulcata (47265) | |
| Olenekian | Russian Federation | Abrekia sulcata (61959) |