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Somersetella
Taxonomy
Somersetella was named by Rigby and Dixon (1979) [Sepkoski's age data: S Ludl-l Sepkoski's reference number: 212]. It is not extant. Its type is Somersetella conicula.
It was assigned to Anthaspidellidae by Rigby and Chatterton (1989); and to Lithistida by Sepkoski (2002).
It was assigned to Anthaspidellidae by Rigby and Chatterton (1989); and to Lithistida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1979 | Somersetella Rigby and Dixon |
| 1989 | Somersetella Rigby and Chatterton |
| 2002 | Somersetella Sepkoski |
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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. †Somersetella Rigby and Dixon 1979
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†Somersetella amplia Rigby and Chatterton 1989
†Somersetella conicula Rigby and Dixon 1979
†Somersetella digitata Rigby and Dixon 1979
Diagnosis
No diagnoses are available