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Birdsallella
Taxonomy
Birdsallella was named by Coryell and Booth (1933) [Sepkoski's age data: D Sieg C Step]. It is not extant.
It was assigned to Cavellinidae by Benson et al. (1961); to Metacopida by Sepkoski (2002); and to Cavellininae by Adamczak (2003).
It was assigned to Cavellinidae by Benson et al. (1961); to Metacopida by Sepkoski (2002); and to Cavellininae by Adamczak (2003).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Birdsallella Coryell and Booth |
| 1961 | Birdsallella Benson et al. p. Q369 |
| 2002 | Birdsallella Sepkoski |
| 2003 | Birdsallella Adamczak p. 55 |
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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. †Birdsallella Coryell and Booth 1933
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†Birdsallella devonica Coryell and Malkin 1936
†Birdsallella nitida Chen 1987
†Birdsallella tumida Stewart 1936
Diagnosis
No diagnoses are available