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Ridersia
Taxonomy
Ridersia was named by Jell et al. (1985) [Sepkoski's age data: Cm Fran Sepkoski's reference number: 805]. It is not extant. Its type is Ridersia watsonae. It is the type genus of Ridersiidae.
It was assigned to Ridersiidae by Jell et al. (1985); and to Ascocystitida by Sepkoski (2002).
It was assigned to Ridersiidae by Jell et al. (1985); and to Ascocystitida by Sepkoski (2002).
Species
R. watsonae (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1985 | Ridersia Jell et al. p. 197 |
| 2002 | Ridersia 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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, c = class, p = phylum | |||||
| References: Aberhan 1992, Hendy et al. 2009, Aberhan et al. 2004 | |||||