Brachiopoda

Actinomena Öpik, 1930

Selection of related publications
Rõõmusoks, A. 2004. Ordovician strophomenoid brachiopods of northern Estonia. Fossilia Baltica 3, pp. 1-151.
Rõõmusoks, A. 1993. Some brachiopod genera of the subfamily Strophomeninae from the Ordovician of Estonia. Proceedings of the Estonian Academy of Sciences. Geology 42, 3, 110-117.
Oraspõld, A. L. 1956. New brachiopods from the Jõhvi, Keila and Vasalemma stages. ENSV TA Geoloogia Instituudi uurimused 1, 41-67.
Öpik, A. 1930. Brachiopoda Protremata der estländischen ordovizischen Kukruse-Stufe. Tartu Ülikooli Geoloogia Instituudi Toimetused 20, 1-261.
References based on distribution