Abdominal tergites of Phlebotominae, showing arrangements of the deciduous bristles and tergal papillae and aspects of the tergal papillae and “trumpets glands”. (A, B) 2nd–5th male tergites with the arrangement of the deciduous bristles. (A) Two transverse bands: Warileya phlebotomanica. (B) Randomly: Nyssomyia intermedia. (C, D) Distribution and aspects of the tergal papillae on 4th tergite; (C) restricted to the central area: Lutzomyia longipalpis; (D) dispersed over the surface of the tergite, among the deciduous bristle scars: Pintomyia fischeri. (E–G) Aspects of the papillae on the 6th tergite: (E) papillae without hair and without clear demarcation of their borders; (F) papillae with hair: Brumptomyia cardosoi; (G) papillae without hair and with clear demarcation of their borders: Evandromyia walkeri. (H) “Trumpet glands” of the fourth abdominal tergite: Chinius samarensis.