Robuta

https://www.geologica-balcanica.eu/journal/39/1-2/p-95 Mesozoic radiolarians from the Dinarides (Serbia and Bosnia) | Geologica Balcanica from the mesozoic radiolarians serbia bosnia https://gbank.gsj.jp/geolis/geolis_link/199600074/en Ages of Silurian radiolarians from the Kurosegawa terrane, southwest Japan constrained by U/Pb... https://gbank.gsj.jp/geolis/geolis_link/200312135/en Permian radiolarians from the Laibin area, Guangxi, China(abs.) from the permian radiolarians laibin area