118 MOSQUITOES OF NORTH AMERICA 



Trinidad, British West Indies. 

 Bred from larvae in bromelias (F. W. Urich). 



The species was characterized from the larva. We have before us a single- 

 bred specimen, and are able to distinguish it from all the other species before us. 



WYEOMYIA CARA Dyar & Knab. 



Wyeomyia cara Dyar & Knab, Smiths. Misc. Colls., quart, iss., lii, 264, 1909. 

 Oeiginal Descbiption of Wyeomyia caba: 



Proboscis rather short, swollen towards the apex. Occiput clothed with dark 

 scales, a white margin along the eyes and a longitudinal stripe on the vertex. Pro- 

 thoracic lobes blackish with dark brown and violet reflections. Abdomen with the 

 colors separated on the sides in a straight line. Wing-scales broadly ovate, their 

 tips obliquely subtruncate, dense on the second and fourth veins. Legs black with 

 bronzy and blue reflections, the tibiae and tarsi with pale brassy luster beneath, the 

 last two joints of the hind tarsi with silvery luster beneath. Length, 3.5 mm. 



One specimen, Trinidad, British West Indies, June, 1905 (A. Busck). 



Type no. 12182, U. S. N. M. 



Descbiption of Female of Wyeomyia caba (Maue and Labva Unknown) : 



Female. Proboscis rather short, swollen apically, the vestiture bronzy brown 

 with a blue reflection ; labellas small, rounded, with fine outstanding setas. Palpi 

 short, flattened, one-sixth as long as proboscis, bronzy black. Antennae mod- 

 erate, the joints slender, subequal, rugose, coarsely pilose, black; tori sub- 

 spherical, with a cup-shaped apical excavation, brown, with a whitish pruinosity ; 

 hairs of whorls long, rather sparse, black. Clypeus rounded, convex, dark brown, 

 pruinose. Eyes separated at the vertex by a narrow wedge, bluish black. Occi- 

 put clothed with flat brown scales with an iridescent reflection ; a white border 

 l3ehind the eyes joining a patch on lower part of the sides and a longitudinal 

 stripe on the vertex ; two long setae on the vertex and a row of short ones along 

 margins of eyes. 



Prothoracic lobes elliptical, well separated, clothed with flat scales, blackish 

 with a dark-violet reflection, a row of setae on anterior margin, Mesonotum 

 clothed with elliptical, flat dark-brown scales with a bronzy and blue reflection ; 

 some white scales on anterior margin and below lateral angles ; bristles over roots 

 of wings reddish brown. Scutellum trilobate, with the vestiture similar to and 

 continuous with that of mesonotum, each lobe with a small tuft of black bristles, 

 Postnotum elliptical, prominent, dark brown, a group of small setae near pos- 

 terior margin. Pleurae and coxas luteous, clothed with elliptical, flat silvery- 

 white scales. 



Abdomen subcylindrical, compressed, truncate apically and with many long 

 dark-brown terminal setae ; dorsal vestiture black, with a slight metallic reflec- 

 tion; venter yellowish white, the colors separated at the sides in a straight line. 



Wings moderate, hyaline ; petiole of second marginal cell less than one-third 

 as long as its cell, that of second posterior cell as long as its cell; basal cross- 

 vein distant nearly its own length from anterior cross- vein; scales of veins 

 rather broadly ovate, mostly obliquely subtruncate, dense on second, third, and 

 fourth veins, brown, with bronzy reflection on costa. Halteres whitish with black 

 knobs. 



Legs rather long and slender, black with bronzy and blue reflection, femora 

 pale beneath ; tibiae with pale-brassy luster beneath ; tarsi with shiny darker 

 luster beneath ; on hind tarsi the luster becomes silvery on last two joints. Claw 

 formula, 0.0-0.0-0.0, 



Length : Body about 3.5 mm. ; wing 3.8 mm. 



Life history and habits unknown, 



Trinidad, British West Indies. 



June, 1905, a single captured specimen (A, Busck), 



