Template:Heynig, 1991
- Heynig, H. 1991. Oocystopsis n.g. – eine neue Gattung der Chlorophyceae (Chlorellales, Oocystaceae). Oocystopsis n.g. – a new genus of Chlorophyceae (Chlorellales, Oocystaceae). Archiv für Protistenkunde 139: 291–294, 7 figs. DOI: 10.1016/S0003-9365(11)80027-8