Bryozoa

Homotrypa Ulrich, 1882

Selection of related publications
Gorjunova, R. V. 1992. Morphology and system of Paleozoic bryozoans. Transactions of the Paleontological Institute (PIN) 251, 1-152.
Pushkin, V. I. 1987. Ordovikskie mšanki podotrâda Halloporina Belorussii i smežnyh rajonov Vostočno- Evropejskoj platformy. Ordovik Belorussii, pp. 145-232.
Astrova, G. G. 1978. Istoriâ razvitiâ, sistema i filogeniâ mšanok otrâda Trepostomata. Transactions of the Paleontological Institute (PIN) 169, 1-240.
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I.
Männil, R. M. 1959. Stratigraphy of Ordovician Bryozoa from Estonia. Kandidaadi dissertatsioon, 3 köidet (I, II, III), pp. 1-852.
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.
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