Ptychoparioidea
Ptychoparioidea is a superfamily of the Ptychopariida order of trilobites.
| Ptychoparioidea Temporal range: | |
|---|---|
| Elrathia kingii (family Alokistocaridae) from the Wheeler Shale (Middle Cambrian), Utah. | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | †Trilobita |
| Order: | †Ptychopariida |
| Superfamily: | †Ptychoparioidea Pour and Popov, 2008 |
| Families | |
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See text | |
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