Ptychaspididae
Extinct family of trilobites
From Wikipedia, the free encyclopedia
Ptychaspididae is a family of trilobites, containing the following genera:[1]
- Alborsella
- Changia
- Eoptychaspis
- Eowuhuia
- Euptychaspis
- Idiomesus
- Kathleenella
- Keithia
- Keithiella
- Macronoda
- Plectrella
- Proricephalus
- Ptychaspis
- Saukioides
- Sunwaptia
- Wilcoxaspis
| Ptychaspididae | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | †Artiopoda |
| Class: | †Trilobita |
| Order: | †Asaphida |
| Superfamily: | †Dikelocephaloidea |
| Family: | †Ptychaspididae Raymond, 1924 |
| Genera | |
| |
