Aspistomella, Hendel, 1909

Key to third instar larvae of Aspistomella View in CoL and Ulivellia View in CoL

1. Creeping welt of abdominal segment I (CW1) composed of three spinule rows ( Figs 21 A View FIGURE 21 , 47 A View FIGURE 47 )......... Aspistomella View in CoL … 2

- Creeping welt of abdominal segment I composed of five spinule rows ( Figs 58 B View FIGURE 58 , 60 A View FIGURE 60 ).................... Ulivellia View in CoL …4

2. Creeping welts CW3–CW8 with single row of large spinules in rows d ( Figs 21 C, D View FIGURE 21 ); posterior spiracles: edges of yellow spiracular slit stripes distally blurred, as in Fig. 9 A View FIGURE 9 ...................................... Aspistomella duo sp. nov.

- Creeping welts CW3–CW8 with double row of large spinules in rows d ( Figs 47 C, D View FIGURE 47 ), posterior spiracles: edges of yellow spiracular slit stripes sharp.............................................................................. 3

3. Posterior spiracles close together (sd/sw ratio: ca. 0.05), spiracular slits with 12–15 turns, yellow slit stripes narrow, as in Fig. 9 B View FIGURE 9 ............................................................................ Aspistomella tres sp. nov.

- Posterior spiracles: distance between spiracles larger (sd/sw ratio: 0.19), yellow spiracular slits with 3–4 turns, yellow slit stripes wide, as in Fig. 9 F View FIGURE 9 ................................................................. Aspistomella sp.

4. Creeping welts CW3–CW8 with single row of large spinules in rows d, central row c continuous ( Figs 58 D, E View FIGURE 58 ); posterior spiracles: spiracular slits with 5–6 turns, yellow slit stripes narrow proximally and wide distally, resembling the silhouette of a bowing person, as in Fig. 9 D View FIGURE 9 ........................................................ Ulivellia arcuata sp. nov.

- Creeping welts CW3–CW8 with double row of large spinules in rows d, central row c discontinuous ( Figs 60 C, D View FIGURE 60 ); posterior spiracles: spiracular slits with 8–11 turns, yellow slit stripes almost equally wide proximally and distally, as in Fig. 9 C View FIGURE 9 ..................................................................................... Ulivellia tenoris sp. nov.