Optical photomicrographs and scanning electron photomicrographs of third instar of Anastrepha korytkowskii 58 cephaloskeleton, lateral view 59 cephaloskeleton, dorsal view 60 prothoracic spiracle, lateral view 61 prothoracic spiracle, dorsolateral view 62 caudal segment 63 anal lobe. Abbreviations: ES, epipharyngeal sclerite; LS, labial sclerite. Scale bars: 50 μm (60, 61); 100 μm (63); 200 μm (58, 59, 62).