Genus
Rhabdohydra Kozłowski, 1959
Selection of related publications
Mierzejewski, P. 1986. Ultrastructure, taxonomy and affinities of some Ordovician and Silurian organic microfossils.  Palaeontologia Polonica   47,      129-220.
Eisenack, A. 1976. Mikrofossilien aus dem Vaginatenkalk von Hälludden, Öland.  Palaeontographica   Abt A,   154,   181-203.
List of species
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Hemichordata | 
| Class | Pterobranchia | 
| Subclass | Graptolithina | 
| Order | Rhabdopleuridae | 
| Genus | Archaeolafoea | 
| Chaunograptus | |
| Chitinodendron | |
| Epigraptus | |
| Haplograptus | |
| Kystodendron | |
| Palaeotuba | |
| Rhabdohydra | |
| Species | tridens | 
| Genus | Rhabdopleura | 
| Rhabdopleurites | |
| Rhabdopleuroides | |
| Sokoloviina | |
| Sphenoecium | |
| Stolonodendrum | |
| unranked | Cylindrotheca | 
References based on distribution
- Mierzejewski, 1986 Ordovician