| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pygasteroida (disused)
Taxonomy
Pygasteroida was named by Durham and Melville (1957).
It was assigned to Diadematacea by Durham and Melville (1957) and Fell (1966); and to Echinoidea by Sepkoski (2002).
It was assigned to Diadematacea by Durham and Melville (1957) and Fell (1966); and to Echinoidea by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Pygasteroida Durham and Melville p. 253 |
| 1966 | Pygasteroida Fell p. U365 |
| 2002 | Pygasteroida Sepkoski |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
Or. †Pygasteroida Durham and Melville 1957
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
|
|
||||
| Source: o = order, c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004, Aberhan et al. 2004 | |||||
Collections
No collection or age range data are available