THE CANADIAN ENTOMOLOGIST 129 



MOSQUITO NOTES.— No. 3. 



BY C. S. LUDLOW, M. SC, 

 Laboratory of the Office of the Surgeon General, U. S. A., Washington, D. C. 



(Continued from page 102,) 



Stethomyia pallida, n. sp. — $. Head light testaceous, a io.^ white 

 flat lanceolate scales on the vertex, otherwise clothed with sparsely set 

 slender hair-like curved brown scales, nearly as long as the very slender 

 fork scales which occur on the occiput ; two light brown bristles project 

 forward between the eyes, and a few around the eyes. The head shows 

 no sign of having been denuded, and besides the slender hair-like scales 

 is covered with a short fine tomentum or frostiness, such as is often seen 

 on the thorax of Anophelina. Antennae brown, verticels brown, pubes- 

 cence white, basal joint testaceous with frosty tomentum ; palpi long and 

 slender, covered ventrally with the short fine hairs of the frosty tomentum, 

 dorsally with small flat brown scales, a couple of bristles or long hairs at 

 the apex ; proboscis light brown, covered with very thin flat scales and 

 curved hair-like scales, a few bristles at the base, tip lighter ; eyes dark 

 brown ; clypeus light, with frosty tomentum. 



Thorax light testaceous, sparsely covered with hair-like brown curved 

 scales, and frosty tomentum, prothoracic lobes a little darker, and with 

 curved hair-like scales ; scutellum like mesonotum ; pleura light, with a 

 {^yi groups of hair-like curved brown scales ; metanotum brown. 



Abdomen apparently mottled brown and light, but this may be due to 

 drying, and clothed with rather long brown hairs. 



Legs unusually long and slender ; coxae and trochanters light, with a 

 {Q'fi hair-like curved brown scales. Remainder of the legs light, covered 

 with small, thin brown scales, which, in some lights, however, look 

 much darker, with almost purple iridescence, in other lights almost fawn 

 colour. Ungues simple and equal. 



Wing clear, brown scaled, with lanceolate scales ; the ist submarginal 

 extremely long, nearly twice as long as the second posterior cell, and a 

 little narrower, the stem about half the length of the cell, and a third 

 shorter than that of the 2nd posterior ; cross-veins close together, 

 and all about the same length, the supernumerary about half its length 

 interior to the mid, and the posterior about its own length interior to the 

 mid. Halteres, stem light, knob dark. 



Length, 3.5 mm. (legs more than 10 mm.) 



Habitat. — Camp Stotsenberg, Angeles, Pampanga, Luzon, P. L 

 Taken Sept.? " Caught in the woods." 



