Figures 283-292 from: Prous M, Kramp K, Vikberg V, Liston A (2017) North-Western Palaearctic species of Pristiphora (Hymenoptera, Tenthredinidae). Journal of Hymenoptera Research 59: 1-190. https://doi.org/10.3897/jhr.29.12656

Figures 283-292 - Penis valves of Pristiphora. 283 abietina PR.285VV (arrow indicates a thin non-serrate margin of valvispina) 284 compressa DEI-GISHym31607 285 decipiens DEI-GISHym31585 (arrow indicates angled middle part of valvispina) 286 gerula DEI-GISHym31601 (arrows indicate dorsal and ventral thinned and serrate margins of valvispina) 287 pseudodecipiens DEI-GISHym31586 288 saxesenii DEI-GISHym31547 289 robusta PR.621VV 290 erichsonii DEI-GISHym80353 291 glauca DEI-GISHym17724 292 wesmaeli DEI-GISHym19512.