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Sphaeriodiscus
Taxonomy
Sphaeriodiscus was named by Fisher (1910) [Sepkoski's age data: K Camp R]. It is extant.
It was assigned to Goniasteridae by Fisher (1910); to Goniasterinae by Spencer and Wright (1966); and to Valvatida by Sepkoski (2002).
It was assigned to Goniasteridae by Fisher (1910); to Goniasterinae by Spencer and Wright (1966); and to Valvatida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1910 | Sphaeriodiscus Fisher |
| 1966 | Sphaeriodiscus Spencer and Wright p. U57 |
| 2002 | Sphaeriodiscus 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. Sphaeriodiscus Fisher 1910
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum | |||||
| References: Aberhan 1992, Blake 1990, Aberhan et al. 2004 | |||||
Collections
No collection or age range data are available