228 MOSQriTOES 



pup;i^ may be liftt'J out with ta strainer and \n\i in a shal- 

 low porcelain vessel where they can be watched witli ease 

 under a dissecting- microscope. Anopheles larvae may be 

 studied in this way very easily, anrl no nature study could 

 be of more fascinating' interest than the observation of 

 these creatures, lying as they do with the body practi- 

 cally in a single plane, so that they may be easily 

 watched, with the mouth-parts in constant action, and 

 the head occasionally turning upside down and the re- 

 verse with lightning-like rapidity. 



