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Allorhynchoides
Taxonomy
Allorhynchoides was named by Savage et al. (1978) [Sepkoski's age data: D Fame-m D Fame-u Sepkoski's reference number: 53]. Its type is Allorhynchoides kirki.
It was assigned to Rhynchonellacea by Savage et al. (1978); to Rhynchonellida by Sepkoski (2002); and to Pugnacidae by Williams et al. (2002).
It was assigned to Rhynchonellacea by Savage et al. (1978); to Rhynchonellida by Sepkoski (2002); and to Pugnacidae by Williams et al. (2002).
Species
A. kirki (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Allorhynchoides Savage et al. p. 392 |
| 2002 | Allorhynchoides Sepkoski |
| 2002 | Allorhynchoides Williams et al. p. 1165 |
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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.
G. †Allorhynchoides Savage et al. 1978
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†Allorhynchoides kirki Savage et al. 1978
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| N. M. Savage et al. 1978 | Small subcircular to longitudi nally ovate Rhynchonellacea with two strong plications on the dorsal fold, a single strong plication in the ventral sulcus, and two or more plications on the flanks. Short dental lamellae are restricted to the umbonal region. The hinge plates are divided and bear deep sockets which largely surround prominent teeth. A dorsal septum is absent. |