Radiolaria - Nassellaria - Parvicingulidae

Alternative combinations: Praecaneta decora, Ristola decora

Full reference: E. A. Pessagno, Jr. and P.A. Whalen. 1982. Lower and Middle Jurassic Radiolaria (multicyrtid Nassellariina) from California, east-central Oregon and the Queen Charlotte Islands, B.C. Micropaleontology 28(2):111-169

Belongs to Praeparvicingula according to K. Yeh 2009

Sister taxa: Praeparvicingula aculeata, Praeparvicingula blomei, Praeparvicingula burnsensis, Praeparvicingula cappa, Praeparvicingula communis, Praeparvicingula cosmonica, Praeparvicingula discors, Praeparvicingula elementaria, Praeparvicingula gemmata, Praeparvicingula gigantocornis, Praeparvicingula grantensis, Praeparvicingula holdsworthi, Praeparvicingula inornata, Praeparvicingula longa, Praeparvicingula nanoconica, Praeparvicingula nebulosa, Praeparvicingula profunda, Praeparvicingula proiecta, Praeparvicingula rotunda, Praeparvicingula schoolhousensis, Praeparvicingula sodaensis, Praeparvicingula spinifera, Praeparvicingula tlellensis, Praeparvicingula vacaensis, Praeparvicingula vera

Type specimen: USNM 307270