Collasuyusana, Nielson, 2011

Nielson, M. W., 2011, 2953, Zootaxa 2953, pp. 1-85 : 15

Key to species of Collasuyusana (males)

1. Pygofer with caudoventral process very long, extending beyond base of caudodorsal process.......................... 2

- Pygofer with caudoventral process short, reaching to base of caudodorsal process................................... 5

2. Subgenital plate smooth on ventral surface; aedeagus with apical spine directed posteriorly; style with apical 1/3 slightly expanded, longitudinally striate.......................................................................... 3

- Subgenital plate corrugated on ventral surface (Fig. 681, Nielson 1983); aedeagus with apical spine recurved, directed anteriorly (Fig. 683, Nielson 1983); style with apical 1/3 very slender, not striate (Fig. 680, Nielson 1983)...................................................................................... ( Bolivia) C. retrorsa (Nielson) , comb. nov.

3. Dorsal connective in dorsal view with broad stem, wider than aedeagal shaft; pygofer with caudodorsal process truncate apically............................................................................................... 4

- Dorsal connective in dorsal view with narrow stem, narrower than aedeagal shaft; pygofer with caudodorsal process bifurcate apically ( Fig. 66)............................................................ ( Colombia) C. bifurcata , sp. nov.

4. Aedeagus in lateral view with base evenly looped, basal arm long and narrow ( Fig. 37); subgenital plate nearly narrow throughout ( Fig. 34).........................................................( Colombia) C. recurvata , sp. nov.

- Aedeagus in lateral view with base abruptly recurved, distal arm short and broad ( Fig. 73); subgenital plate with outer lateral margin expanded near middle ( Fig.70)......................................... ( Colombia) C. lanceolata , sp. nov.

5. Pygofer with caudodorsal process broad, truncate apically..................................................... 6

- Pygofer with caudodorsal process narrowed, curved distally.................................................... 7

6. Aedeagus in lateral view with base evenly looped ( Fig. 80), in dorsal view distal arms of dorsal connective entire ( Fig. 81); subgenital plate very narrow throughout ( Fig. 77)..................................... ( Colombia) C. picea , sp. nov.

- Aedeagus in lateral view with base curved abruptly at right angle ( Fig. 52), in dorsal view distal arms of dorsal connective segmented ( Fig. 53); subgenital plate very broad in distal ¾ ( Fig. 49)...................... ( Colombia) C. diversa , sp. nov.

7. Pronotum with yellow broken transverse band on anterior margin ( Plate 1F); aedeagus in dorsal view with long subbasal apodeme (Fig. 45)............................................................... ( Colombia) C. collaris , sp. nov.

- Pronotum without such band ( Plate 1H); aedeagus in dorsal view with short subbasal apodeme ( Fig. 60)........................................................................................... ( Colombia) C. spenceri , sp. nov.