FIGURES 49–54 in The immatures of lauxaniid flies (Diptera: Lauxaniidae) and their taxonomical implications

FIGURES 49–54. Homoneura limnea, second (49) and third (50–54) instars. 49. Cephalic segment, frontal view. 50. Cephalic segment, ventral view. 51. Detail of the ventral organ. 52. Cephalic and thoracic segments, lateral view. 53. Anterior spiracle, lateral view. 54. Keilin's organ on the first thoracic segment, ventral view. A, antenna; AS, anterior spiracles; CS, cephalic segment; LL, labial lobe; MH, mouth hooks; MP, maxillary palpus; PC, peristomal cirri; SC, scraping cirri; T2, second thoracic segment; VO, ventral organ.