June, 1929] MOSQUITOES OF NEW HAMPSHIRE 19 



(C.WJ.) ; Intervale, May 20 (G. M. Allen) ; Rye, May 15, May 28, 

 June 2, July 6; Durham, May 17. 



Aedes trichurus (Dyar) 



Breeds in earl}' pools at edges of grass}' swamps, in ditches along roads; 

 and in woods-pools. Common. 



Dublin, May (A.B.) ; Pike, May 25 (A. D. Hopkins) ; Hampton, May 

 21 (S. A. Shaw) ; Durham, May 1, May 10, May 17. 



Aedes dorsalis (Meigen) 



Breeds in pools in the salt marshes along the coast. Several genera- 

 tions. Usually rare, but occasionally occurs in great numbers. Not yet 

 found in the state. 



Aedes canadensis (Theo.) Woodland-pool mosquito 



Breeds in woodland pools, also in pasture pools and roadside ditches. 

 All the overwintering eggs do not hatch when first covered with water, 

 but part of them hatch at inter\^als during the summer when heavy 

 rains fill the pools. 



Center Harbor, May 16 (H.G.D.) ; Dublin, May and June (A.B.) ; 

 Hanover, July 8 (C.W.J.) ; Bretton Woods, June 24, 28 (C.W.J.) ; Dur- 

 ham, May 6, larvae. 



Aedes excrucians (W^alker). Brown-striped woods mosquito 



Breeds in early pools at edges of grassy swamps, occasionally in wood- 

 land pools. Females long lived. Common. 



Dublin (A.B.); Rye, May 18, June 11; Durham, May 17, May 19, 

 May 30. 



Aedes stimulans (Walker). Brown woods mosquito. 



Breeds in flood pools of rivers or in open ground pools. 



Jaffrey, June 11 (C.W.J.) ; Johnson also reports it from Hampton; 

 Durham, May 3. 



Aedes cantator (Coq.). Browm salt-marsh mosquito. 



Breeds in the pools on the salt marshes along the coast. Larvae in 

 salt and fresh water, but prefer the less salty pools. Several genera- 

 tions, a brood developing whenever the pools are filled by extra high 

 tides or heavy rains. The adults may fly considerable distances and be 

 annoying far from their breeding places. Enters houses freely. 



Hampton, June 9 — Sept. 5 (S. A. Shaw) ; Rye, June 2 — Oct. 6. 



Aedes fitchii (Felt & Young) 



Breeds in early spring pools, especially grassy edges of swamps. Fe- 

 males long lived. 



Dublin (A.B.); Hanover, July 5 (C.W.J.) 



Aedes atropalpus (Coq.) Rock-pool mosquito. 



Breeds in pot-holes and rock-holes along streams and lakes. Several 

 generations, the number depending on the filling of the rock pools by 

 rains, high water or waves. Eggs laid on the sides of the pool attached 

 to the rock above the water level. Local in distribution. 



Center Harbor, Sept. 17 (H.G.D.) ; White Mountains (H. K. Morri- 

 son) ; Bretton Woods, June 26 (C.W.J.) ; Raymond, Aug. 25, larvae. 



