Fig. 4 in Morphology of immature stages of Helophorus (Gephelophorus) auriculatus (Coleoptera, Helophoridae)

Fig. 4. First instar larva of Helophorus auriculatus Sharp, 1884. Head appendages. A, B – antenna, dorsal (A) and ventral (B) view; C–E – mandibles (C – right mandible, dorsal view, D – right mandible, ventral surface (drawn from dorsal), E – left mandible, dorsal view); F–H – maxilla (F – ventral view, gMX omitted; G, H – maxilla, slightly modified by pressure of cover glass for examination, dorsal (G) and ventral (H) face, both drawn from dorsal view). I–K – labium, dorsal (I), dorsolateral (J), ventral (K) view.