103 



really makes little difference how far they are carried, 

 save that their use in one group, necessitates or stimu- 

 lates the use of like minor characters in other groups. 

 One cannot raise a genus of Culicidae to family rank, 

 without raising all other genera of like degree pari passu. 

 But I am firmly of the opinion that the scale characters 

 are in a high degree artificial, and that their use will 



3 



Fig. 33. Aedes musicus. i, female adult; 3, claws of female front; 

 6, hind claws of male; enlarged. After J. B. Smith. 



