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Trigonotreta
Taxonomy
Trigonotreta was named by Koenig (1825) [Sepkoski's age data: C Step-l P Leon Sepkoski's reference number: 62,538,712].
It was reranked as Spirifer (Trigonotreta) by Meek (1877).
It was assigned to Spirifer by Meek (1877); to Spiriferida by Sepkoski (2002); to Trigonotretini by Waterhouse (2004); and to Trigonotretinae by Williams et al. (2006).
It was reranked as Spirifer (Trigonotreta) by Meek (1877).
It was assigned to Spirifer by Meek (1877); to Spiriferida by Sepkoski (2002); to Trigonotretini by Waterhouse (2004); and to Trigonotretinae by Williams et al. (2006).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1825 | Trigonotreta Koenig p. 3 |
| 1877 | Spirifer (Trigonotreta) Meek p. 90 |
| 1953 | Grantonia Brown |
| 2002 | Grantonia Sepkoski |
| 2002 | Trigonotreta Sepkoski |
| 2004 | Grantonia Waterhouse |
| 2004 | Trigonotreta Waterhouse |
| 2006 | Trigonotreta Williams et al. p. 1801 |
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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. †Trigonotreta Koenig 1825
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†Spirifer (Trigonotreta) strigosus Meek 1860
†Trigonotreta australis Bion 1928
†Trigonotreta cracovensis Wass 1966
†Trigonotreta guizhouensis Liao 1979
†Trigonotreta hobartensis Brown 1953
†Trigonotreta larghii Angiolini et al. 2005
†Trigonotreta lightjacki Archbold and Thomas 1986
†Trigonotreta lyonsensis Archbold and Thomas 1986
†Trigonotreta orientensis Archbold and Singh 1993
†Trigonotreta sanjuanensis Lech and Aceñolaza 1990
†Trigonotreta semicircularis Shen et al. 2000
†Trigonotreta stokesi Koenig 1825
†Trigonotreta stokesii Koenig 1825
†Trigonotreta victoriae Archbold 1991
Invalid names: Grantonia Brown 1953 [synonym]
Diagnosis
No diagnoses are available