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Tryblidium
Taxonomy
Tryblidium was named by Angelin and Lindström (1880) [Sepkoski's age data: O Cara-l S Wenl Sepkoski's reference number: 1]. It is not extant. Its type is Tryblidium reticulatum.
It was corrected as Triblidium by Koken (1897).
It was assigned to Gastropoda by Koken (1897); to Tryblidiinae by Knight and Yochelson (1960); to Tryblidiidae by Starobogatov (1970) and Runnegar and Jell (1976); to Monoplacophora by Sloan and Webers (1987); and to Tryblidiida by Sepkoski (2002).
It was corrected as Triblidium by Koken (1897).
It was assigned to Gastropoda by Koken (1897); to Tryblidiinae by Knight and Yochelson (1960); to Tryblidiidae by Starobogatov (1970) and Runnegar and Jell (1976); to Monoplacophora by Sloan and Webers (1987); and to Tryblidiida by Sepkoski (2002).
Species
T. (Pilina), T. arctica, T. erato, T. eubule, T. exserta, T. hyrie, T. modestum, T. niobe, T. nycteis, T. ovale, T. ovatum, T. reticulatum (type species), T. rugosum, T. simplex, T. thorsteinssoni
Synonymy list
| Year | Name and author |
|---|---|
| 1880 | Tryblidium Angelin and Lindström |
| 1897 | Triblidium Koken |
| 1960 | Tryblidium Knight and Yochelson p. 78 |
| 1970 | Tryblidium Starobogatov p. 301 |
| 1976 | Tryblidium Runnegar and Jell p. 119 |
| 1987 | Triblydium Sloan and Webers p. 185 |
| 2002 | Tryblidium 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. †Tryblidium Angelin and Lindström 1880
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Subg. †Tryblidium (Pilina) Koken and Perner 1925
†Tryblidium arctica Poulsen 1974
†Tryblidium erato Billings 1865
†Tryblidium eubule Billings 1865
†Tryblidium exserta Sardeson 1892
†Tryblidium hyrie Billings 1865
†Tryblidium modestum Ulrich and Scofield 1897
†Tryblidium niobe Billings 1865
†Tryblidium nycteis Billings 1865
†Tryblidium ovale Whitfield 1886
†Tryblidium ovatum Whitfield 1886
†Tryblidium reticulatum Angelin and Lindström 1880
†Tryblidium rugosum Bradley 1930
†Tryblidium simplex Whitfield 1886
†Tryblidium thorsteinssoni Boucot 1975
Diagnosis
No diagnoses are available