Figures 21, 22 in Possible stridulatory organs in oxyporine rove beetles (Coleoptera: Staphylinidae), their biological role and systematic significance

Figures 21, 22. Schematic representation of the position of the stridulatory organs in Oxyporinae genera. 21. Scheme showing the position of stridulatory organs in Oxyporus spp. Red arrow: scraper in the profemur. Green arrow: stridulatory file in the mesocoxa. 22. Scheme showing the position of stridulatory organs in Pseudoxyporus spp. Red arrow: scraper in the procoxa. Green arrow: stridulatory file in the mesocoxa. Abbreviations: hm – hypomeron; ps – prosternum; pc – procoxa; pt – protrochanter; pf – profemur; ms – mesoventrite; mc – mesocoxa; mt – mesotrochanter; mf – mesofemur; mtc – metacoxa; met – metatrochanter; av – first abdominal ventrite.