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Westerna
Taxonomy
Westerna was named by Webster (1905) [Sepkoski's age data: D Fras-u Sepkoski's reference number: 362]. It is not extant. Its type is Loxonema gigantea.
It was corrected as Westernia by Fenton and Fenton (1924).
It was assigned to Trochidae by Webster (1905); to Gastropoda by Fenton and Fenton (1924); to Palaeotrochidae by Knight et al. (1960); to Archaeogastropoda by Sepkoski (2002); and to Subulitidae by Krawczyński (2002).
It was corrected as Westernia by Fenton and Fenton (1924).
It was assigned to Trochidae by Webster (1905); to Gastropoda by Fenton and Fenton (1924); to Palaeotrochidae by Knight et al. (1960); to Archaeogastropoda by Sepkoski (2002); and to Subulitidae by Krawczyński (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1905 | Westerna Webster p. 54 |
| 1924 | Westernia Fenton and Fenton p. 186 |
| 1960 | Westerna Knight et al. p. 302 |
| 2002 | Westerna Krawczyński |
| 2002 | Westerna 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. †Westerna Webster 1905
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†Westerna gigantea Webster 1888
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†Westerna gigantea owenensis Webster 1888
Invalid names: Westerna crassum Webster 1888 [synonym]
†Westerna pulchra Fenton and Fenton 1924
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Bambach et al. 2007 | |||||