Genus
Graptodictya Ulrich, 1882
Selection of related publications
Ernst, A., Nakrem, H. 2012. Late Ordovician (Sandbian) bryozoans and their depositional environment, Furuberget Formation, Mjøsa District, Oslo Region, Norway.  Bulletin of Geosciences   87,   1,   21-44. DOI:10.3140/bull.geosci.1316
Gorjunova, R. V. 1996. Phylogeny of the Paleozoic bryozoans.  Transactions of the Paleontological Institute (PIN)   267,      1-163.  Nauka. 
Gorjunova, R. V., Lavrentjeva, V. D. 1993. Morphology and system of the cryptostome bryozoans.  Transactions of the Paleontological Institute (PIN)   257,      1-151.  Nauka. 
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. Bryozoa from the Klingkalk at Jälltjärn in Dalarna Sweden.  Acta Universitatis Stockholmiensis   37,   4,   43-48.
Brood, K. 1980. Late Ordovician Bryozoa from Ringerike, Norway.  Norsk Geologisk Tidsskrift   60,   3,   161-174.
Kopajevich, G. V. 1975. Silurijskie mšanki Èstonii i Podolii (Cryptostomata, Rhabdomesonata) [Силурийские мшанки Эстонии и Подолии (Cryptostomata, Rhabdomesonata)].  Transactions of the Paleontological Institute (PIN)   151,      1-155.  Nauka. 
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I. pp. 1-346.  Valgus. 
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.
Bassler, R. S. 1911. The Early Paleozoic Bryozoa of the Baltic Provinces.  Bulletin of the US National Museum   77,      1-382.
List of species
4. Graptodictya elegantula (Hall, 1847) | Juuru Stage
6. Graptodictya minuta Kopajevich, 1975 | Raikküla Stage
10. Graptodictya sulcata Kopajevich, 1975 | Adavere Stage
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Bryozoa | 
| Class | Stenolaemata | 
| Superorder | Palaeostomata | 
| Order | Cryptostomata | 
| Suborder | Ptilodictyina | 
| Family | Ptilodictyidae | 
| Subfamily | Escharoporinae | 
| Genus | Escharopora | 
| Graptodictya | |
| Species | bonnemai | 
| boreniensis | |
| delicata | |
| elegantula | |
| minima | |
| minuta | |
| perelegans | |
| rhombica | |
| simplex | |
| sulcata | |
| Genus | Proavella | 
References based on distribution
- Ernst & Nakrem, 2012 Middle Ordovician