Porifera

Pseudolabechiidae Bogoyavlenskaya, 1969

Selection of related publications
Nestor, H., Copper, P. & Stock, C. 2010. Late Ordovician and Early Silurian Stromatopoid Sponges from Anticosti Island, Eastern Canada: crossing the O/S mass extinction boundary.
Mõtus, M.-A. & Hints, O. (eds) 2007. 10th International Symposium on Fossil Cnidaria and Porifera. Excursion B2: Lower Paleozoic geology and corals of Estonia. Excursion Guidebook.
Nestor, H. E. 1981. Stromatoporates. Объяснительная записка к схеме стратиграфии верхнесилурийских отложений Вайгачско-Южноновоземельского региона, pp. 97-106.
Nestor, H. E. 1966. Wenlockian and Ludlovian Stromatoporoidea of Estonia. Trudy Instituta geologii AN ESSR , 1-87.