Plate 4 



Fig. 27. BemMx apinolae Lepeletier. Head, front view. 



28. Benihix similans Fox. Wings. 



29. Stisus occidentalis Parker. Genitalia, male. 



30. Stizoides tridentatus (Fabricius). Genitalia, male. 



31. Steniolia longirostns Say. Genitalia, male. 



32. SticUeUa formosa Cresson. Genitalia, male. 



33. Stictiella femorata Fox. Genital stipites, male. 



34. Stictiella divergens Parker. Genital stipites, male. 



35. Bicyrtes quinquemaculata Parker. Genitalia, male. 



36. Bicyrtes odontopJiora (Handlirscli). Anterior tarsus, male. 



37. Bicyrtes spinosa (Fabricius). Sixth tergite, female. 



38. Bicyrtes fodiens (Handlirsch). Sixth tergite, female. 



39. Bicyrtes spinosa (Fabricius). Seventh tergite, male. 



185 



