Order
Protomonaxonida Finks et Rigby, 2004
Selection of related publications
Bekker, H. 1921. The Kuckers stage of the Ordovician Rocks in NE Estonia. Acta et Commentationes Universitatis Tartuensis II, 1, 1-92.
List of species
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Porifera |
| Class | Demospongea |
| Subclass | Ceractinomorpha |
| Tetractinomorpha | |
| Order | Chaetetida |
| Lithistida | |
| Orchocladina | |
| Protomonaxonida | |
| Family | Hazeliidae |
| Order | Spirosclerophorida |
| Tetralithistida | |
| Genus | Solenopora |