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Floyda
Taxonomy
Floyda was named by Webster (1905) [Sepkoski's age data: D Give-u D Fras-u Sepkoski's reference number: 362]. It is not extant. Its type is Floyda concentrica.
It was corrected as Floydia by Fenton and Fenton (1924).
It was assigned to Gastropoda by Fenton and Fenton (1924); to Palaeotrochidae by Knight et al. (1960) and Day (1987); and to Archaeogastropoda by Sepkoski (2002).
It was corrected as Floydia by Fenton and Fenton (1924).
It was assigned to Gastropoda by Fenton and Fenton (1924); to Palaeotrochidae by Knight et al. (1960) and Day (1987); and to Archaeogastropoda by Sepkoski (2002).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1905 | Floyda Webster |
| 1924 | Floydia Fenton and Fenton p. 182 |
| 1942 | Scaliconus Spriestersbach |
| 1960 | Floyda Knight et al. p. 302 |
| 1987 | Floyda Day p. 966 |
| 2002 | Floyda 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. †Floyda Webster 1905
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†Floyda concentrica Webster 1905
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Invalid names: Floyda gigantea Hall and Whitfield 1873 [replaced], Floydia magnifica Webster 1905 [synonym]
†Floyda obliqua Spriesterbach 1919
Invalid names: Scaliconus Spriestersbach 1942 [synonym]
Diagnosis
No diagnoses are available