Brachiopoda

Paurorthidae Öpik, 1933

Selection of related publications
Harper, D.A.T., Popov, L.E., Holmer, L.E. 2017. Brachiopods: origin and early history. Palaeontology 60, 5, 609-631. DOI:10.1111/pala.12307
Hints, L. M. 1968. Cremnorthis and Paurorthis (Brachiopoda) in the Middle Ordovician of Estonia. Proceedings of the Academy of Sciences of the Estonian SSR. Chemistry and Geology 17, 4, 386-392.
Rubel, M. P. 1961. Lower-Ordovician brachiopods of the superfamilies Orthacea, Dalmanellacea and Syntrophiacea of Eastern Baltic. Trudy Instituta geologii AN ESSR 6, 141-226. ENSV Teaduste Akadeemia Geoloogia Instituudi Uurimused VI, pp. 141-226.
Öpik, A. 1933. Über einige Dalmanellacea aus Estland. Tartu Ülikooli Geoloogia Instituudi Toimetused 32, 1-25.