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Polystylidium
Taxonomy
Polystylidium was named by Fischer (1965) [Sepkoski's age data: J Sepkoski's reference number: 658]. It is not extant.
It was assigned to Ellipsosmiliidae by Fischer (1969).
It was assigned to Ellipsosmiliidae by Fischer (1969).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Polystylidium Fischer |
| 1969 | Polystylidium Fischer |
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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. †Polystylidium Fischer 1965
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†Polystylidium articulatum Fromentel and Ferry 1869
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Collections
No collection or age range data are available