Order
Perischoechinoidea McCoy, 1849
Selection of related publications
Regnéll, G. 1956. Silurian Echinoids from Gotland. Arkiv för kemi, mineralogi och geologi 2, 155-178.
List of species
1. Gotlandechinus balticus Regnéll, 1956 | Ludlow
2. Lanternarius latens Regnéll, 1956 | Wenlock
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Subphylum | Echinozoa |
| Class | Echinoidea |
| Phylum | Cidaroida |
| Order | Bothriocidaroida |
| Cassiduloida | |
| Perischoechinoidea | |
| Family | Cravenechinidae |
| Lepidocentridae | |
| Genus | Lanternarius |
| Order | Spatangoida |
| Family | Archaeocidaridae |
| Nucleolitidae |