Egg structure in toto (A, C, E, F), detail of chorion and micropyle (B, D). A, B. Thraulus (Masharikella) samueli sp. nov.; C, D. Nonnullidens fuyugensis sp. nov.; E, F. Kosminympha sabrinae sp. nov.
Part of: Sartori M, Salles FF (2025) The Leptophlebiidae of New Guinea (Ephemeroptera, Choroterpinae, Thraulini). ZooKeys 1245: 41-175. https://doi.org/10.3897/zookeys.1245.141723