Genus
Pachydictya Ulrich, 1882
Selection of related publications
Spjeldnaes, N. 1984. Upper Ordovician Bryozoans from Ojl Myr, Gotland, Sweden. Bulletin of the Geological Institutions of the University of Uppsala 10, 1-66.
Brood, K. 1981. Hirnantian (Upper Ordovician) Bryozoa from Baltoscandia.Recent and Fossil Bryozoa: Papers Presented at the 5° International Conference on Bryozoa , pp. 19-27. Olsen & Olsen.
Brood, K. 1980. Late Ordovician Bryozoa from Ringerike, Norway. Norsk Geologisk Tidsskrift 60, 3, 161-174.
Männil, R. M. 1959. Questions of stratigraphy and bryozoans of the Ordovician of Estonia. pp. 1-852. Institut Geologii Akademii Nauk Estonskoi SSR.
Bekker, H. 1921. The Kuckers stage of the Ordovician Rocks in NE Estonia. Acta et Commentationes Universitatis Tartuensis II, 1, 1-92.
Bekker, H. 1919. New Bryozoa from the Kuckers Stage in Estonia. Annals and Magazine of Natural History 4, 23, 327-335. DOI:10.1080/00222931908673897
Bassler, R. S. 1911. The Early Paleozoic Bryozoa of the Baltic Provinces. Bulletin of the US National Museum 77, 1-382.
Wiman, C. 1901. Über die Borkholmer Schicht im Mittelbaltischen Silurgebiet. Bulletin of the Geological Institutions of the University of Uppsala 5, 10, 149-211.
Eichwald, E. 1861. Paleontologiâ Rossii. Drevnij period. II. Fauna grauvakkovoj, gornoizvestkovoj i medistoslancevatoj formacij Rossii. pp. 1-521. R. Golike (former Ya. Ionsona).
List of species
1. Pachydictya borkholmensis (Wiman, 1901) | Porkuni Stage
2. Pachydictya kuckersensis Bekker, 1919 | Kukruse Stage
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Bryozoa |
| Class | Stenolaemata |
| Superorder | Palaeostomata |
| Order | Cryptostomata |
| Suborder | Ptilodictyina |
| Family | Ptilodictyidae |
| Subfamily | Virgatellinae |
| Genus | Athrophragma |
| Oanduellina | |
| Pachydictya | |
| Species | borkholmensis |
| kuckersensis | |
| Genus | Stellatodictya |
| Trigonodictya | |
| Virgatella |
References based on distribution
- Toots, 1952a Käva mine Kukruse Stage
- Spjeldnaes, 1984a Öjle Myr, Gotland Hirnantian
- Spjeldnaes, 1984a Porkuni Porkuni Stage
- Wiman, 1901 Öjle Myr, Gotland Pirgu Stage
- Wiman, 1901 Porkuni Porkuni Stage
- Brood, 1981a Ullerntangen, Ringerike, Norway Hirnantian
- Brood, 1981a Solberga quarry Hirnantian
- Brood, 1981a Boda quarry Hirnantian
- Brood, 1980b Porkuni Porkuni Stage