-33- 



34. Left clasper with middle of 

 ventral portion angulate; 

 bearing a spine well separ- 

 ated from the others; clas- 

 per tapers to apical spine; 

 spine at ventral margin 1/3 

 clasper height. fig. 140 spinosa Ross 1938 



- Left clasper sinuate at 

 middle, spine at mid-ven- 

 tral margin no longer than 



1/5 clasper height. _oc 



35. Clasper apex with a row of 

 4 to 6 black peg-like 



spines on mesal surface. fig. 141 eliaga Ross 1941 



- Clasper apex with one or 



two spines. _, 



—JO 



36. Clasper with spine at ex- 

 treme apex, and a large 

 spine at mid-ventral margin, 

 above the mid-ventral spine 

 there are two or three 



large teeth on mesal sur- fig. 142 nacora Denning & 

 ^^^^' Blickle 1972 



- Clasper without apical 

 spine, mid-ventral spine 

 present, denticles on mesal 



surface. _-, 



37. Clasper, decidedly sigmoid 

 in shape. 10th tergite with 

 a long rod projecting pos- 

 terior-dorsad above rest of 



^^^&^^^- fig. 143 phenosa Ross 1947 



- Clasper slightly sigmoid in 

 shape. 10th tergite without 

 long dorsally projecting 

 rods; with a short rod cur- 

 ving dorsad and ending in 



an acute point. fig. 144 arva Ross 1941 



38. Clasper: tapering to an 



acute apex. _2q 



- Clasper: with a rounded 



apex. _^^ 



