Species
Helopora spiniformis (Ulrich, 1882)
Selection of related publications
Männil, R. M. 1959. Questions of stratigraphy and bryozoans of the Ordovician of Estonia. pp. 1-852. Institut Geologii Akademii Nauk Estonskoi SSR.
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Klassificering
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Bryozoa |
| Class | Stenolaemata |
| Superorder | Palaeostomata |
| Order | Cryptostomata |
| Suborder | Rhabdomesida |
| Superfamily | Rhabdomesina |
| Family | Streblotrypidae |
| Subfamily | Heloporinae |
| Genus | Helopora |
| Species | consona |
| macropora | |
| optima | |
| restricta | |
| spiniformis | |
| Subspecies | macropora |
| Species | vadosa |