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Chapinella
Taxonomy
Chapinella was named by Savage et al. (1978) [Sepkoski's age data: D Fame-m D Fame-u Sepkoski's reference number: 58]. Its type is Chapinella bucareliensis.
It was assigned to Rhynchonellacea by Savage et al. (1978); to Pugnacidae by Williams et al. (2002); and to Spiriferida by Sepkoski (2002).
It was assigned to Rhynchonellacea by Savage et al. (1978); to Pugnacidae by Williams et al. (2002); and to Spiriferida by Sepkoski (2002).
Species
C. bucareliensis (type species)
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Chapinella Savage et al. p. 388 |
| 2002 | Chapinella Sepkoski |
| 2002 | Chapinella Williams et al. p. 1168 |
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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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| N. M. Savage et al. 1978 | Medium sized transverse Rhynchonellacea with an inflated dorsal valve, a strong fold and sulcus with few angu lar plications, and flanks with some weaker plications anterolaterally. The dental lamellae are short and the hinge plates are divided. No septalium or median septum is present. |