-16- 



27. Short stout spines on apex 

 of 8th sternite. Claspers, 

 lateral aspect, broad fig- 58 

 base and narrow apex. 



Short stout spines on 



apico-lateral margin of 



8th segment. Claspers 



short, ovate. fig- 59 



spinata Blickle & 

 Morse 1954 



dentata Ross 1938 



28. Claspers, lateral aspect; 

 c-shaped. 10th tergite, 

 dorsal aspect; broad, fig- 60 

 sharp, emarginate 



- Claspers not c-shaped; 

 short beak-like at apex. 

 10th tergite with short 

 finger-like projections 

 at lateral corners. fig« 61 



j ackmanni Blickle 

 1963 



rono Ross 1941 



29. Aedeagus with a long 

 pointed, lateral process 

 near apex. 



- Aedeagus without this 

 process. 



30. Claspers slender fig- 62 



- Claspers broad, slightly fig. 63 

 expanded on apical third. 



31. Very long heavy spines on 

 apico-lateral margin of 

 8th tergite. 



- No long spines present. 



32. Aedeagus straight. 10th 

 tergite with 2 long arms 

 projecting dorso-poste- 



riorly, apex of arms fig« 64 

 expanded, oval. 



- Aedeagus sharply bent at 



apex; 10th tergite small, fig. 65 



-30 



-31 



arctia Ross 1938 



consimilis Morton 

 1905 



-32 

 -33 



lonchera Blickle & 

 Morse 1954 



molsonae Blickle 1961 



33. Claspers, ventral aspect, 

 with apex curved or hooked 

 ectally so that the tips 

 are approximately at rt. 

 angles to main part of 

 claspers. 



- Claspers: ovate, triangu- 

 lar, straight or nearly so, 

 tips not at rt. angles. 



-34 



-40 



