Nonnullidens anga sp. nov. thorax and abdomen. A. Fore femur; B. Hind femur; C. Detail of hind tibia; D. Posterior margin of tergite IX; E. Gill I; F. Gill IV; G. Gill VII. Scale bars: 100 µm (A–C); 50 µm (D).
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