Genus
Monocycloides Berg-Madsen, 1987
Selection of related publications
Berg-Madsen, V. 1987. A new cyclocystoid from the Lower Ordovician of Öland, Sweden.  Palaeontology   30,   1,   105-116.
List of species
1. Monocycloides oelandicus Berg-Madsen, 1987 | Volkhov Stage
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Echinodermata | 
| Class | Cyclocystoidea | 
| Family | Cyclocystoididae | 
| Genus | Cyclocystoides | 
| Monocycloides | |
| Species | oelandicus | 
| Genus | Polytryphocycloides | 
| Scotiadiscus |