Achanthiptera rohrelliformis, cephaloskeleton of larvae II and III [CLSM]. A anterior end of cephaloskeleton of second-instar larva, lateral view. B mouthhooks and intermediate sclerite of second-instar larva, dorsal view. C mouthhooks of third-instar larva, lateral view of right mouthhook. D mouthhooks of third-instar larva, lateral view of left mouthhook. E intermediate sclerite of third-instar larva, lateral view. F intermediate sclerite of third-instar larva, dorsal view. — Abbreviations: acc, accessory stomal sclerites; aro, anterior rod; bs, basal sclerite; ds, dental sclerite; es, epistomal sclerite; is, intermediate sclerite; ls, labial sclerite; mh, mouthhook; ob, oral bar; pb, parastomal bar; r, rami; rp, rectangular accessory process; sub, suprabuccal teeth. Scale bars: 0.05 mm.