Radiolaria - Entactinaria - Saturnalidae

Alternative combination: Pseudoheliodiscus palawanensis

Belongs to Praemesosaturnalis according to Q. Yang and S. Mizutani 1991

Sister taxa: Praemesosaturnalis acanthicus, Praemesosaturnalis convertus, Praemesosaturnalis gracilis, Praemesosaturnalis heilongjiangensis, Praemesosaturnalis nobleae, Praemesosaturnalis quadriradiatus, Praemesosaturnalis rugosus, Praemesosaturnalis spiralis, Praemesosaturnalis validus, Praemesosaturnalis zapfei