patruliidae patruliidae patruliidae is a family of radiolarians in the order spumellaria. patruliidae scientific classification domain: eukaryota (unranked): sar (unranked): rhizaria phylum: retaria subphylum: radiolaria class: polycystinea order: spumellaria family: patruliidaedumitrica, 1989 genera patrulius tetratholura given its lineage, one could consider that it gave rise to the families hagiastridae and veghicycliidae, which are known to first appear in the early carnian years.