10 



PRINCIPAL HOUSEHOLD INSECTS. 



The writer, in the course of certain observations, lias carried C. pun- 

 gens through approximately two generations in the early part of the 

 season. It is strange that recent and definite observations upon accu- 



Fig. 1. — Culex pungens : a, female, from side; b, male, from above; c, front tarsus of same; d, middle 

 tarsus; e, hind tarsus ; /, genitalia of same; g, scales from hind border of wing; h, scales from disk 

 of wing — enlarged (origiaal). 



rately determined species of many of our commonest insects have not 

 been published. This is mainly due to the fact that most entomologists 

 have a way of saving time by following the observations of older writers. 



