Bryozoa

Astrovidictya Gorjunova et Lavrentjeva, 1993

Selection of related publications
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.
Gorjunova, R. V., Lavrentjeva, V. D. 1993. Morphology and morphogenesis of cryptostomes. Transactions of the Paleontological Institute (PIN) 257, 1-151.