KEY TO SPECIES FROM VENEZUELA

1. Males (those of A. simoni unknown).... 2

– Females (those of A. aquada and A. masneri unknown)....................... 14

2. Embolus complex, with numerous processes, accompanied by triangular projection on cymbium (as in figs. 440, 441)........ 3

– Embolus simpler, cymbium without projection........................... 9

3. Embolus with blunt tip (figs. 503, 504) trujillo

– Embolus with sharp tip............. 4

4. Embolus relatively short (figs. 490, 492).......................... masneri

– Embolus longer................... 5

5. Embolus with broad subdistal process (fig. 474).................... merida

– Embolus otherwise................ 6

6. Embolus with three processes (figs. 439, 441)........................ tariba

– Embolus with four processes......... 7

7. Embolus with broad distal process (fig. 430)......................... tachira

– Embolus otherwise................ 8

8. Dorsalmost process of embolus sharply bent (fig. 452)................... teleferico

– Dorsalmost process of embolus not sharply bent (fig. 480)................ aquada

9. Cymbium deeply invaginated at base of embolus (fig. 537).......... margaretae

– Cymbium not deeply invaginated...... 10 10. Prolateral surface of embolus with numerous narrow processes (figs. 417, 524)....... 11

– No such narrow processes........... 12

11. Dorsal prong of embolus with narrow sub-distal spur (fig. 417)............. indio

– Dorsal prong of embolus without subdistal spur (fig. 524)................ bocono

12. Embolus terminating in three sharp, parallel prongs (fig. 408)............... chorro

– Embolus otherwise................ 13

13. Median process on embolus much larger than dorsal and ventral processes (fig. 515)........................... cristalina

– Median process on embolus smaller (fig. 463)........................ jaji

14. Anterior genitalic process with distinct anterior expansion (as in fig. 410)......... 15

– Anterior genitalic process without such an expansion (as in fig. 421)............ 20

15. Anterior expansion T-shaped or Y-shaped... 16

– Anterior expansion otherwise......... 18

16. Anterior expansion Y-shaped (fig. 539)........................ margaretae

– Anterior expansion T-shaped......... 17

17. Anterior expansion relatively wide (fig. 410)...................... chorro

– Anterior expansion relatively narrow (fig. 432)....................... tachira

18. Anterior expansion nearly round (fig. 495)....................... simoni

– Anterior expansion angular.......... 19

19. Anterior expansion conifer shaped (fig. 517)..................... cristalina

– Anterior expansion with posterolateral extensions (fig. 465).................. jaji

20. Anterior genitalic process long (figs. 443, 506, 528)........................... 21

– Anterior genitalic process short (figs. 421, 454, 476)....................... 23

21. Anterior genitalic process narrow throughout its length (fig. 528)............ bocono

– Anterior genitalic process otherwise.... 22

22. Anterior genitalic process much longer than basal sclerite (fig. 443)........... tariba

– Anterior genitalic process not much longer than basal sclerite (fig. 506)....... trujillo

23. Median sclerite semicircular (fig. 421).... indio

– Median sclerite otherwise............ 24

24. Anterior genitalic process slightly widened at tip (fig. 454)................ teleferico

– Anterior genitalic process not widened (fig. 476).................... merida