(jl^ ENTOMOLOGICAL NEWS. [Feb., '13 



place in nomenclature and arrangement. 



In view of the large amount of extermination work, which 

 is being carried on, and the additional attention which mosqui- 

 toes are receiving in New Jersey and other States, it was 

 thought advisable to revise the tables and bring them as near 

 as possible up to date. 



Table to determine the Species oe Adult Mosquitoes. 

 Series X in which the wings are spotted. 

 Palpi uniformly dark brown. 



Wings with two white spots on the front margin of the wing'; 



last vein w-hoUy white Anopheles punctipennis Say 



Wings with four distinct brown spots ; last vein wholly dark 



brown Anopheles quadrimaculatus Say 



Three small spots, middle of wing; abdomen spotted with 



brown and yellowish white Aedes discolor Coq. 



Palpi white marked at base of joints; last vein white marked with 



three black spots Anopheles crucians Weid. 



Palpi black with white tips. 



Wings grayish with distinct white spot in middle; thorax black 

 with narrow white lines Aedes signifer Coq. 



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. 

 Aedes jamaicensis Theob. 



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



tip of the posterior tibiae, the latter not spotted. 



Coquillettidia 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. 



