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Tetrapyle
Taxonomy
Tetrapyle was named by Haeckel (1858) [Sepkoski's age data: T Mi-u R Sepkoski's reference number: 2]. It is extant.
It was assigned to Pyloniinae by De Wever et al. (2001); to Spumellaria by Sepkoski (2002); and to Pyloniidae by Sharma and Takahashi (2007).
It was assigned to Pyloniinae by De Wever et al. (2001); to Spumellaria by Sepkoski (2002); and to Pyloniidae by Sharma and Takahashi (2007).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1858 | Tetrapyle Haeckel |
| 1881 | Pylonium Haeckel |
| 2001 | Tetrapyle De Wever et al. p. 151 |
| 2002 | Tetrapyle Sepkoski |
| 2007 | Tetrapyle Sharma and Takahashi p. 822 |
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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. Tetrapyle Haeckel 1858
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Tetrapyle octacantha Müller 1859
Invalid names: Pylonium Haeckel 1881 [synonym]
Diagnosis
No diagnoses are available