Aegidinus Arrow 1904

Key to Aegidinus species (males

1. Parameres separated into dorsomedial and ventrolateral lobes (Figures 1 (h,i), 2(e,f) and 3(b – d))....................................................................................................................................................... 2

- Parameres not separated into dorsomedial and ventrolateral lobes (Figure 6 (c – e))... ................................................................................................................................ Aegidinus cornutus

2. Phallobase with ventroapical plate (Figures 1 (g), 3(c) and 4(d)) ......................................... 3

- Phallobase without ventroapical plate (Figures 2 (d), 4(h) and 5(d)).............................. 6

3. Parameres symmetrical .......................................................................................................................... 4

- Parameres asymmetrical .................................................................................................................... 5

4. Ventrolateral lobe of paramere with subapical tooth (Colby 2009, fig. 55)........................ ............................................................................................................................... Aegidinus howdenorum

- Ventrolateral lobe of paramere without subapical tooth (Figure 1 (h)).............................. ............................................................................................................................ Aegidinus guianensis

5. Parameres longer, more asymmetrical (Figure 4 (b,c)); ventroapical plate of phallobase longer than wide (Figure 4 (d)); protibia without medioapical tooth.......................................... .......................................................................................................................... Aegidinus noriegai sp. nov.

- Parameres shorter, less asymmetrical (Figure 3 (b,d)); ventroapical plate of phallobase wider than long (Figure 3 (c)); protibia with medioapical tooth Aegidinus candezei

6. Mediobasal margins of dorsomedial lobes of parameres feebly sclerotised, membranous (Figure 2 (e)); protibia with medioapical tooth...................................................................... 7

- Mediobasal margins of dorsomedial lobes of parameres strongly sclerotised (4G, 5E); protibia without medioapical tooth ............................................................................................. 9

7. Ventrolateral lobes of parameres long and slender (in lateral view), noticeably longer than dorsomedial lobes (Figure 2 (f)).......................................... .......................................... steinheili

- Ventrolateral lobes of parameres triangular and obtuse in lateral view, not longer than dorsomedial lobes ..................................................................................................................... 8

8. Ventrolateral lobes of parameres as long as dorsomedial lobes...... Aegidinus petrovi

- Ventrolateral lobes of parameres noticeably shorter than dorsomedial lobes............... ............................................................................................................... Aegidinus teamscaraborum 9. Dorsal sides of parameres strongly overlapping and separated by slit (Figure 4 (f), arrowed).......................................................... .......................................................... Aegidinus simulatus - Dorsal sides of parameres less overlapping and not separated by slit (Figure 5 (f)) 10

10. Dorsal processes of parameres carina shaped (Figure 5 (e), arrowed)................................. ........................................................................................................................... Aegidinus colbyae sp. nov.

- Dorsal processes of parameres tooth or spur shaped........................................................ 11

11. Dorsal processes of parameres long, spur shaped........... ........... Aegidinus brasiliensis

- Dorsal processes of parameres short, tooth shaped............ ............ Aegidinus howeae