original description(ofPrimitiopsacea Swartz, 1936 †)Swartz, F.M. (1936). Revision of the Primitiidae and Beyrichiidae with new Ostracoda from the Lower Devonian of Pennsylvania. <em>Journal of Paleontology.</em> 10(7):541-586.[details] Available for editors [request]
original description(ofPrimitiopsiocopina Abushik, 1987 †)Abushik, A.F. (1987). Примитиопсидные остракоды и их систематика. <em>In: Kanygin AV (ed.) Микрофауна и биостратиграфия фанерозоя Сибири и смежных регионов. Novosybirsk, NAUKA, Trudy Instituta Geologii i Geofiziki.</em> 651:136-160.[details] Available for editors [request]