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Sphaeropegma
Taxonomy
Sphaeropegma was named by Schrammen (1937) [Sepkoski's age data: K u]. It is not extant.
It was assigned to Lithistida by Sepkoski (2002); and to Lecanellidae by Finks et al. (2004).
It was assigned to Lithistida by Sepkoski (2002); and to Lecanellidae by Finks et al. (2004).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1937 | Sphaeropegma Schrammen |
| 2002 | Sphaeropegma Sepkoski |
| 2004 | Sphaeropegma Finks et al. |
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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.
Diagnosis
No diagnoses are available