Genus
Siphonia Goldfuss, 1826
Aiheeseen liittyvät julkaisut
Asatkin, B. P. 1949. Type Porifera. Sponges. pp. 63–73. Gosudarstvennoe Izdatel'stvo Geologicheskoj Literatury.
Lamansky, V. V. 1905. Drevnejšie sloi silurijskih otloženij Rossii. Memoires du Comite Geologique 20, 1-147.
List of species
1. Siphonia cylindrica Eichwald, 1840 | Ordovician
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Porifera |
| Class | Demospongea |
| Order | Tetralithistida |
| Family | Siphoniidae |
| Genus | Siphonia |
| Species | cylindrica |