Figure 4 from: Yin Z-W, Li L-Z (2016) A new species of Acetalius Sharp from eastern China (Coleoptera, Staphylinidae, Pselaphinae). ZooKeys 592: 93-101. https://doi.org/10.3897/zookeys.592.8769

Figure 4 - Morphology of Acetalius grandis. A Male tergites IX B Male sternite IX (penial plate) C Aedeagus, in dorsal view D Same, in lateral view. Scale bars: 0.1 mm.