Leptogastrinae, Schiner, 1862

Dennis, D. Steve, Barnes, Jeffrey K. & Knutson, Lloyd, 2008, Pupal cases of Nearctic robber flies (Diptera: Asilidae), Zootaxa 1868 (1), pp. 1-98 : 17

Key to known pupal cases of Nearctic genera of Leptogastrinae

1 Facial area without bristles, median tubercles, or callosities; anterior and posterior antennal processes present, the former without lateral process, the latter palmate; abdominal segment 9 with short dorsomedian processes and long ventral posterolateral processes ........................................................ Apachekolos

­ Facial area with median callosities or tubercles and bristles; anterior or posterior antennal processes lacking, but head with callosities or tubercles; anterior callosity or tubercle with lateral bristle on each side; posterior callosity or tubercle sometimes ridge­like and pointed posteriorly; abdominal segment 9 with only dorsal posterolateral processes, ventral posterolateral processes absent........................... Leptogaster