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Siphonotreta
Taxonomy
Siphonotreta is a genus. It is not extant. Its type is Crania unguiculata. It is the type genus of Siphonotretidae.
It was assigned to Siphonotretidae by Williams et al. (2000); and to Acrotretida by Sepkoski (2002).
It was assigned to Siphonotretidae by Williams et al. (2000); and to Acrotretida by Sepkoski (2002).
Species
Synonymy list
Year | Name and author |
---|---|
2000 | Siphonotreta Williams et al. p. 139 |
2002 | Siphonotreta 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. †Siphonotreta
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†Siphonotreta americana Cooper 1956
†Siphonotreta curta Dana 1849
†Siphonotreta unguiculata Eichwald 1829
Diagnosis
No diagnoses are available