Australophyra rostrata, pseudocephalon, thorax and abdomen of third-instar larva [SEM]. A anterior end of body, lateral view. B anterior end of body, ventral view. C maxillary palpus. D ventral organ. E Keilin’s organ on ventral side of third thoracic segment. F first abdominal segment, lateral view, dorsal side up. G posterior spiracles. H anal division, posterior view. I posterior end of body, ventral view. — Abbreviations: a7, abdominal segment 7; ad, anal division; an, antennal complex; ao, anal opening; as, anterior spiracle; asb, anterior spinose band; bm, bubble membrane; cir, cirri; cl, cleft; ex, extra-anal papilla; ko, Keilin’s organ; lcw, lateral creeping welt; ll, labial lobe; lo, labial organ; mp, maxillary palpus; ns1–2, first and second additional sensillum coeloconicum; or, oral ridges; p1–p7, papillae 1–7 surrounding spiracular field; pa, post-anal papilla; paa, para-anal papilla; pc, pseudocephalon; pre, pre-anal welt; ps, posterior spiracle; rs, respiratory slit; sa, sub-anal papilla; sb1–3, sensillum basiconicum 1–3; sc1–3, sensillum coeloconicum 1–3; ss, spiracular scar; st, spiracular tuft; t1, thoracic segment 1; t2, thoracic segment 2; vcw, ventral creeping welt; vo, ventral organ.