A. talpa (22, 24, 26, 27, 30, 31, 34, 36), O. haemorrhoa (23, 25, 28, 29, 32, 33, 35, 37), mature larva 22, 23 labrum 24, 25 epipharynx 26–29 left (L) and right (R) mandible, in dorsal aspect; 30–33 anterior region of left (L) and right (R) mandible, in dorsal aspect 34, 35 right maxilla in ventral aspect 36, 37 right mala in ventral aspect. Abbreviations: I-III, articles of maxillary palp; 1, 2, mandibular setae; Ad, additional setae; Cp, cuticular processes; Cdo, cardo; La, labral anterior setae; Ld, labral dorsal setae; Lm, labral marginal setae; Mi, microtrichia; Ma, mala; Pf, palpifer; Pm, maxillary palp; Stp, stipes.