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Clypeasteroida (sand dollar)
Taxonomy
Clypeasteroida was named by Agassiz (1836). It is extant.
It was assigned to Echinoidea by Clark (1904), Linder et al. (1988) and Sepkoski (2002); and to Neognathostomata by Kroh and Smith (2010).
It was assigned to Echinoidea by Clark (1904), Linder et al. (1988) and Sepkoski (2002); and to Neognathostomata by Kroh and Smith (2010).
Subtaxa
Sister taxa
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Synonymy list
| Year | Name and author |
|---|---|
| 1836 | Clypeasteroida Agassiz |
| 1904 | Clypeasteroida Clark p. 432 |
| 1988 | Clypeasteroida Linder et al. p. 953 |
| 2002 | Clypeasteroida Sepkoski, Jr. |
| 2010 | Clypeasteroida Kroh and Smith p. 172 |
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