Porifera

Petridiostroma Stearn, 1992

Selection of related publications
Vinn, O., Wilson, M., Toom, U. & Mõtus, M.-A. 2015. Earliest known rugosan-stromatoporoid symbiosis from the Llandovery of Estonia (Baltica). Palaeogeography, Palaeoclimatology, Palaeoecology 431, 1-5. DOI:10.1016/j.palaeo.2015.04.023
Vinn, O., Mõtus, M.-A. 2014. Symbiotic worms in biostromal stromatoporoids from the Ludfordian (Late Silurian) of Saaremaa, Estonia. GFF 136, 3, 503-506. DOI:10.1080/11035897.2014.896412
Kershaw, S., Mõtus, M.-A. 2014. Palaeoecology of Corals and Stromatoporoids in an Upper Silurian Biostrome in Estonia. Acta Palaeontologica Polonica 61, 1, 33-50. DOI:10.4202/app.00094.2014
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., Einasto, R., Nestor, V., Märss, T. & Viira, V. 2001. Description of the type section, cyclicity, and correlation of the Riksu Formation (Wenlock, Estonia). Proceedings of the Estonian Academy of Sciences. Geology 50, 3, 149-173.
Nestor, H. E. 1966. Wenlockian and Ludlovian Stromatoporoidea of Estonia. Trudy Instituta geologii AN ESSR , 1-87.
Nestor, H. E. 1964. Ordovician and Llandoverian Stromatoporoidea of Estonia. Trudy Instituta geologii AN ESSR , 1-112.