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Loxoconcha posterocosta
Discussion
LSID. urn:lsid:zoobank.org:act:5156B040-5628-482E-AA4B-3223B0350779
Derivation of name. L. postero, the back, behind; plus costa, a rib. With reference to the obvious single rib in the posterior area that is parallel to the posterior margin.
Taxonomy
Loxoconcha posterocosta was named by Ceolin et al. (2015). Its type specimen is LM-FCEN 3407, a carapace, and it is a 3D body fossil. Its type locality is Cerro Azul CA 34, which is in a Danian marine siltstone in the Jagüel Formation of Argentina.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2015 | Loxoconcha posterocosta Ceolin et al. |
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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.
†Loxoconcha posterocosta Ceolin et al. 2015
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. Ceolin et al. 2015 | An elongate subovate loxoconchid species, characterized by a smooth lateral surface apart from a curved rib extending down from the posterior part of the dorsal rib, and parallel to the posterior margin. |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Jell and Adrain 2002, Kiessling 2004 | |||||