Figure 3.Mesosoma and waist segments in profile (black arrows indicate metanotal groove and propodeal junction, black ellipse subpetiolar process). A Aenictus yangi sp. n. B Aenictus baliensis Jaitrong & Yamane C Aenictus longicephalus Jaitrong & Yamane D Aenictus minipetiolus Jaitrong & Yamane E Aenictus wiwatwitayai Jaitrong & Yamane. Images except figure 3A are from Jaitrong and Yamane (2013).