APPENDIX A 



TABLE TO DETERMINE SPECIES OF CERTAIN COMMON 

 AMERICAN MOSQUITOES 



The following table, prepared by Weiss and Patterson, is reprinted from 

 Headlee's valuable pamphlet, "The Mosquitoes of New Jersey and Their 

 Control," with some abridgment and with certain changes in nomenclature 

 suggested by the work of Howard, Dyar and Knab : 



ADULTS 

 Series X in Which the Wings are Spotted 



PALPI UNIFORMLY DARK BROWN 



Wings with two white spots on the front margin; last vein white with 



black ends, Anopheles punctipennis Say. 

 Wings with four distinct brown spots; last vein wholly dark brown, 



Anopheles quadrimaculalus Say. 

 PALPI WHITE MARKED AT BASE OF JOINTS 



Last vein white marked with three black spots, Anopheles crucians 



Wied. 



Series Y in Which the Wings are not Spotted 



A. IN WHICH THE FEET ARE WHITE OR YELLOWISH BANDED 



I. The Beak has a More or Less Distinct White Band or 

 Ring at or Near its Middle. 



(a) The abdomen has a yellowish stripe down its middle, and sides 

 of thorax are white below a black edging, Aedes sollicitans 

 Wlk. 



(b) The abdomen has no yellowish stripe. Sides of thorax are 

 not white. 



1. A large, blackish species with a narrow white band near 

 the tip of the femur; the tibia, white-spotted, Psoro- 

 phora (Janthinosoma) columbiae D. and K. 



2. A large brown species with a lighter band near the tip 

 of the posterior tibia, the latter not spotted, Mansonia 

 perturbans Wlk. 



3. A smaller, blackish species, without markings on femur 

 or tibia, Aedes taeniorhynchus Wied. 



II. The Beak is Without Band or Ring; Uniform in Color 



(a) The joints of the feet or tarsi are banded or ringed at base 

 only. 



1. An extremely large, brownish-black species. Legs 

 fringed with erect black scales, Psoropliora ciliata Fabr. 

 228 



