DESCRIPTIONS OF SOME NEW SPECIES AND A NEW 

 GENUS OF AMERICAN MOSQUITOES 



By HARRISON G. DYAR and FREDERICK KNAB 

 Op the U. S. Department op Agriculture 



The following new forms are characterized for insertion in the 

 forthcoming monograph of CuHcidse by Dr. L. O. Howard and the 

 present authors. The present paper is in continuation of one recently 

 published by us in Proc. U. S. Nat. Mus., vol. 35, pp. 53-70, 1908 : 



AEDES PAGETONOTUM, new species 



Female. — Proboscis black; head with the occiput clothed with 

 frosty white scales, a black patch well down the side; erect scales 

 pale. Mesonotum clothed with frosty white scales, a few pale 

 brownish ones intermixed on the disk, forming no pattern. Abdo- 

 men black-scaled above, with moderate basal white segmental bands, 

 entirely white beneath. Legs dark-scaled without rings. Wings 

 dusky-scaled, the scales broadly linear, the costa black-scaled with 

 a white patch at the base. Claws toothed. Length, 5 mm. 



Male. — Similar to the female. Palpi longer than the proboscis, 

 with patches of white scales at the bases of the last two joints. 

 Length, 6 mm. 



Ten specimens, Ottawa, Canada, May 15, 16, 1900; May 17, 19, 

 1901 ; May 20, 1905 (J. Fletcher) ; Chelsea [Canada], May 17, 1902 

 (A. Gibson) ; Aweme, Manitoba, June 3, 1904 (N. Criddle). 



Type no. 12057, U. S. N. M. 



AEDES PAZOSI, new species 



Female. — Occiput with golden scales. Mesonotum with broad, 

 flat, golden scales. Abdomen dark violet blue above, with lateral 

 triangular apical segmental spots of golden scales, venter golden- 

 scaled. Legs dark violet blue, the scales on the hind tibiae and 

 tarsi not erect or roughened, last two hind tarsal joints white, the 

 fourth joint marked with black beneath nearly throughout. Wing- 

 scales brown. 



One specimen, Vuelta-Abajo, Cuba (J. H. Pazos). 



Type no. 121 17, U. S. N. M. 



Named in honor of the collector. Dr. J. H. Pazos. 



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