Bryozoa

Parvohallopora Singh, 1979

Selection of related publications
Pushkin, V., Pushkina, N. 2013. Mšanki semejstva Halloporidae.
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
Ernst, A., Nakrem, H. A. 2011. Stenolaemate bryozoans from the Mjøsa Formation (Late Ordovician, Katian) of Helgøya (Mjøsa), southern Norway. Norwegian Journal of Geology 91, 3, 163-180.
Pushkin, V. I. 1987. Ordovikskie mšanki podotrâda Halloporina Belorussii i smežnyh rajonov Vostočno- Evropejskoj platformy. Ordovik Belorussii, pp. 145-232.
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I.
Astrova, G. G., Kopaevich, V. G. 1970. Bryozoa. The Silurian of Estonia, pp. 130-140.
Kiepura, M. 1962. Bryozoa from the Ordovician erratic boulders of Poland. Acta Palaeontologica Polonica VII, 3-4, 347-428.
Männil, R. M. 1959. Questions of stratigraphy and bryozoans of the Ordovician of Estonia.
Modzalevskaya, E. A. 1953. Trepostomaty ordovika Pribaltiki i ih stratigraficheskoe znachenie. Trudy Vsesoûznogo Naučno-Issledovatel'skogo Geologo-Razvedočnogo Instituta (VNIGRI) , 91-167. Stratigraphy and fauna of the Ordovician and Silurian West Russian Platform, pp. 91-167.
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.
References based on distribution