perekond
Pachydictya Ulrich, 1882
Valik taksonit käsitlevast teaduskirjandusest
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
Wiman, C. 1901. Über die Borkholmer Schicht im Mittelbaltischen Silurgebiet. Bulletin of the Geological Institutions of the University of Uppsala 5, 10, 149-211.
Leitud liigid
1. Pachydictya borkholmensis (Wiman, 1901) | Porkuni lade
2. Pachydictya kuckersensis Bekker, 1919 | Kukruse lade
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Klassifikatsioon
| organismirühm | Biota |
| riik | Animalia |
| hõimkond | Bryozoa |
| klass | Stenolaemata |
| ülemselts | Palaeostomata |
| selts | Cryptostomata |
| alamselts | Ptilodictyina |
| sugukond | Ptilodictyidae |
| alamsugukond | Virgatellinae |
| perekond | Athrophragma |
| Oanduellina | |
| Pachydictya | |
| liik | borkholmensis |
| kuckersensis | |
| perekond | Stellatodictya |
| Trigonodictya | |
| Virgatella |