50 



A. WATSON 



6 Apex of valve bifurcate or branched ; eighth tergum with two posterior processes . 7 



- Apex of valve simple ; eighth tergum with three posterior processes (Text-fig. 89) 



unispinosa (p. 57) 



7 Valve bifurcate apically ; vesica of aedeagus with minute scobinations ; eighth tergite 



with short posterior processes (Text-figs. 75-77) ..... confusa (p. 51) 



- Valve with one long and several short apical branches ; vesica of aedeagus distinctly 



ornamented ; posterior processes of eighth tergite elongate (Text-figs. 84-86) 



ramosa (p. 55) 



ST 8 



76 



Figs. 75-77, Negera confusa, q* genitalia. 75, aedeagus ; 76, posterior margin of eighth 

 abdominal tergite and sternite ; 77, <$. 



