Ostracoda

Sigmoopsis (Sigmoopsis) Henningsmoen, 1953

Selection of related publications
Sidaravičiene, N. 1992. Ordovician ostracods of Lithuania.
Öpik, A. 1937. Ostracoda from the Ordovician Uhaku and Kukruse formations of Estonia. Tartu Ülikooli Geoloogia Instituudi Toimetused 50, 1-58.
References based on distribution