1931 ] 
A Cuban Vermileo 
187 
Vermileo tibialis (Walker) 
var. dowi var. nov. 
Female (living). Length 11-12; wing 9.5-10 mm. 
Surface of body shining; rich fulvous yellow, with olive 
green eyes ; face densely white pollinose ; ocelli black ; front 
and posterior surface of head dark brown, covered with 
grayish yellow dust. This becomes glistening white on 
the inferior posterior surface. Proboscis, palpi and an- 
tennae pale yellow, the terminal antennal joint fulvous yel- 
low, the arista white with blackish tip. Thoracic dorsum 
reddish, the mesonotum with a pair of narrow, ill-defined 
brown vittse; scutellum, metanotum, pleurae and coxae and 
four abbreviated longitudinal lines on the anterior half 
of the mesonotum glistening white pollinose in most speci- 
mens. Abdomen with the posterior half of the tergites ob- 
scurely brownish, terminal segments and valves darker; 
venter anteriorly flesh-colored, sides whitish. Fore and 
middle legs yellow, paler than the hind legs, which are 
fulvous; the three terminal tarsal joints of all the legs, 
the distal three-fifths of the hind tibiae and a long spot 
near the apex on the extensor surface of the hind femora, 
black. Wings smooth and glossy, their anterior borders 
broadly bright fulvous yellow shading into grayish pos- 
teriorly, their tips and a median transverse band, broadest 
near the costal border, blue black or blackish slate-colored ; 
veins fulvous, blackish in the dark areas. Halteres fulvous 
yellow. Thorax and wings hairless; abdomen and legs, 
especially the hind pair, with extremely short and minute 
pubescence ; orbital cilia white, short and inconspicuous. 
Face and front narrow, linear, parallel-sided, of equal 
width. First antennal joint slender, at least twice as long 
as broad, second joint as long as broad, third joint slightly 
narrower than the second, oval, nearly twice as long as 
broad; arista distinctly segmented, somewhat longer than 
the remainder of the antenna. Thorax robust, very nearly 
as broad as the head, at least through the wing-insertions, 
and about one and one-half times as long as broad, very 
convex dorsally, rectangular anteriorly. Wings rather 
