Rhabdepyris lobatifrons, , Kieffer, 1910

Stein, P. R. W. & Azevedo, C. O., 2007, Synopsis of lobatifrons species-group (Hymenoptera: Bethylidae, Rhabdepyris) from Neotropical region, with redefinition of the group, Zootaxa 1444 (1), pp. 23-34 : 24

Key to males of lobatifrons species-group

1 Propodeal disc with five discal carinae and a pair of additional carinae beside median one ( Fig. 23 ) ..... 2

- Propodeal disc with five discal carinae, withuot a pair of additional carinae beside median one ( Fig. 2 ).3

2(1) Aedeagus apex as high as cuspis apex in lateral view ( Fig. 8 ); scutellar groove as deep as scutellar pit ( Fig. 2 )........................................................................................................................................................ 4

- Aedeagus apex lower than cuspis apex in lateral view ( Fig. 29 ); scutellar groove shallower than scutellar pit ( Fig. 23 ) .................................................................................................................. R. demissus sp. nov.

3(1) Paramedian carina medially convergent and posteriorly divergent ( Fig. 9 ); aedeagus with median callus in outer margin ( Fig. 13 ); aedeagus apex higher than cuspis apex in lateral view ( Fig. 15 ). ...................... ...................................................................................................................................... R. callosus sp. nov.

- Paramedian carina neither medially convergent nor posteriorly divergent ( Fig. 16 ); aedeagus without medium callus on outer margin ( Fig. 6 ); aedeagus apex not higher than cuspis apex in lateral view ( Fig. 8 ) ................................................................................................................................................................ 5

4(2) Ventral margin of paramere dilated medially or submedially ( Fig. 24, 27 in Azevedo, 1999) ................... ............................................................................................................................. R. septemlineatus Kieffer

- Ventral margin of paramere not dilated medially or submedially ( Fig. 23 in Rosmann & Azevedo, 2005) .............................................................................................................. R. atlanticus Rosmann & Azevedo

5(3) Paramere apex angularly concave ( Fig.22 ) ................................................................. R. concavus sp. nov.

- Paramere apex rounded ( Fig. 8 )................................................................................................................. 6

6(5) Paramere conspicuously wide, dorsal margin covering slightly aedeagus in dorsal view ( Fig. 7 ) ............. ................................................................................................................................... R. latissimus sp. nov.

- Paramere not as above, dorsal margin not covering aedeagus in dorsal view ( Fig.13 )............................. 7

7(6) Median portion of aedeagus progressively narrow ( Fig. 36 ) ............................. R. quinquilineatus Kieffer

- Median portion of aedeagus abruptly narrow ( Fig. 37 ) ............................................... R. luteipennis Evans

Figures

FIGURES 23–45. 23–29. Rhabdepyris demissus sp. nov. holotype. 23. Head and mesosoma in dorsal view; 24. Mandible in frontal view; 25. Antenna in frontal view; 26. Mesopleuron in frontal view; 27–29. Genitalia. 27. Ventral view; 28. Dorsal view; 29. Lateral view. 30–31. R. demissus sp. nov. holotype. 30. Propodeal disc in dorsal view; 31. Appendicular process in lateral view. 32–34. Appendicular process of R. septemlineatus. 35–36. R. quinquilineatus. 35. Mandible in frontal view; 36. Aedeagus in ventral view. 37–45. R. luteipennis. 37. Aedeagus in ventral view. 38. Mesopleuron with long upper fovae in lateral view; 39. Mesopleuron with short upper fovae in lateral view; 40. Mandible in dorsal view; 41. Propodeal disc in dorsal view; 42. Notaulus in dorsal view; 43. Mandible in dorsal view; 44. Propodeal disc in dorsal view; 45. Notaulus in dorsal view. (scale bar = 250µm).

FIGURES 1–8. 1. Appendicular process. a. base; b. apex. 2–8. Rhabdepyris latissimus sp. nov. holotype. 2. Head and mesosoma in dorsal view; 3. Mandible in frontal view; 4. Antenna in frontal view; 5. Mesopleuron in frontal view; 6–8. Genitalia. 6. Ventral view; 7. Dorsal view; 8. Lateral view. (scale bar = 250µm).

FIGURES 9–22. 9–15. Rhabdepyris callosus sp. nov. holotype. 9. Head and mesosoma in dorsal view; 10. Mandible in frontal view; 11. Antenna in frontal view; 12. Mesopleuron in frontal view; 13–15. Genitalia. 13. Ventral view; 14. Dorsal view; 15. Lateral view. 16–22. Rhabdepyris concavus sp. nov. holotype. 16. Head and mesosoma in dorsal view; 17. Mandible in frontal view; 18. Antenna in frontal view; 19. Mesopleuron in frontal view; 20–22. Genitalia. 20. Ventral view; 21. Dorsal view; 22. Lateral view. (scale bar = 250µm).