Fig. 3 in Scanning the Hyocephalidae: details of their external morphology with respect to phylogenetic relationships within Eutrichophora (Hemiptera: Heteroptera)*

Fig. 3. External scent efferent system of metathoracic glands in Hyocephalidae. A–E – Hyocephalus aprugnus Bergroth, 1906 (A–D – male, E – female): A – meso- and metathorax, lateral view (magnification 37×); B – external scent efferent system, lateral view (60×); C – ostiole and peritreme, lateral view (180×); D – peritreme, lateral view (300×); E – ostiole and peritreme, ventral view (180×). F–H – Maevius luridus Brailovsky, 2002: F – external scent efferent system, lateral view (85×); G – ostiole and peritreme, lateral view (250×); H – peritreme, lateral view (550×).Abbreviations: mss – mesothoracic spiracle, mts – metathoracic spiracle, o – ostiole, vs – vestibular scar. Scale bars: 0.1 mm (D, H), 0.2 mm (G), 0.3 mm (C, E), 0.5 mm (B, F), 1 mm (A).