Drepanoneura gen. nov. for Epipleoneura letitia and Protoneura peruviensis, with descriptions of eight new Protoneuridae from South America (Odonata: Protoneuridae) Author Ellenrieder, Natalia Von Author Garrison, Rosser W. text Zootaxa 2008 1842 1 34 journal article 10.5281/zenodo.183222 5f96ed66-37a9-429d-bd7d-0cb8486df61e 1175-5326 183222 Key to females of Drepanoneura [female of D. janirae unknown] Unlike males, known females can be easily identified by their unique modifications of prothoracic hind lobe. 1. Posterior lobe of prothorax lacking processes ( Figs. 4–5 )...........................................................................2 1'. Posterior lobe of prothorax with processes ( Figs. 3, 6–9 )...........................................................................3 2. Posterior lobe of prothorax with a medial shallow concavity ( Fig. 5 ); ventral side of sub-basal plate of ovipositor convex ( Fig. 36 d); Panamá Prov. in Panama ( Fig. 37 )...................................................... D. letitia 2'. Posterior lobe of prothorax linear to slightly bilobate ( Fig. 4 ); ventral side of sub-basal plate of ovipositor concave ( Fig. 36 c); Amazonas Dept. in Colombia ( Fig. 37 )........................................................... D. flinti 3. Posterior lobe of prothorax with a dorsal or ventral medial projection ( Figs. 6, 8–9 )................................4 3'. Posterior lobe of prothorax lacking a medial projection ( Figs. 3, 7 )...........................................................6 4. Posterior lobe of prothorax with a ventro-medial semicircular projection and lacking lateral projections ( Fig. 8 ); dorsal and ventral sides of sub-basal plate of ovipositor linear ( Fig. 36 i); Loreto Dept. in Peru ( Fig. 37 ) ................................................................................................................................ D. peruviensis 4'. Posterior lobe of prothorax with a medio-dorsal triangular projection ( Figs. 6, 9 ); dorsal side of sub-basal plate of ovipositor slightly concave and ventral side slightly convex ( Figs. 36 f, j)....................................5 5. Posterior lobe of prothorax on each side with two lateral processes, a cylindrical ventro-lateral process and a flat short dorso-lateral process ( Fig. 6 ); Morona-Santiago Prov. in Ecuador to Madre de Dios Dept. in Peru ( Fig. 37 )........................................................................................................................... D. loutoni 5'. Posterior lobe of prothorax on each side with one laminar ventro-lateral process ( Fig. 9 ); Sucumbíos to Napo Provs. in Ecuador ( Fig. 37 ) ........................................................................................... D. tennesseni 6. Posterior lobe of prothorax smoothly concave, with only one small, as long as wide ventro-lateral laminar process on each side (vl, Fig. 3 ); Antioquia to Tolima Depts. in Colombia ( Fig. 37 ).............. D. donnellyi 6'. Posterior lobe of prothorax medially cleft, with two lateral processes on each side: a larger, outer, erect, dorso-lateral laminar process (dl, Fig. 7 ), and a smaller, inner, ventro-lateral process (vl, Fig. 7 ); Orellana Prov. in Ecuador to Madre de Dios Dept. in Peru ( Fig. 37 ) ........................................................ D. muzoni