1925 ] New Diptera from North Carolina and Florida 
301 
veins near the base yellow, stigma and outer portion of the veins 
brown. Length 8 mm. 
One specimen, Southport, N. C., April 10, 1914. Dedicated 
to its discoverer, Mr. William T. Davis. 
The species might be confused with either P. hcemorrhoidalis 
Macq, or P. frontalis Cole. It is, however, more robust, with 
longer pile and narrower pollinose bands on the posterior margins 
of the abdominal segments. The shining black of the front is 
confined to the extreme upper point of the triangle. 
Mixogaster delongi sp. nov. 
9 • Head red, facial vitta brown, ocelligerous triangle black, 
front with a pair of longitudinal ridges on each side midway be- 
tween the base of the antennse and the orbits, antennae red, the 
first and second joints together not quite as long as the third, the 
latter spatulate, about twice as wide near the tips as at the base, 
arista yellow, base black. Thorax: disc black with two narrow 
brown lines joined to a brown spot in front of the scutellum, 
lateral margins and a large spot on the pleura below the wings 
red, humeri, a small spot at the transverse suture, a large V- 
shaped mark on the pleura and the scutellum yellow, a spot in the 
the middle of pleura, the sternum and metanotum black. Ab- 
domen, first segment yellow, second red, margined posteriorly 
with yellow, third and fourth brownish-black margined poste 
riorlv with red and yellow. Genitalia reddish. Legs red, the 
basal half of all the tibiae yellow. Halteres yellow. Wings 
brown, the costal and greater portion of the first and second 
basal and discal cells yellow. Length 11 mm. 
One specimen, Paradise Key, Fla., April 6. Dedicated to 
Dr. D. M. DeLong, who collected this interesting species. A 
specimen has also been taken by Mr. H. C. Fall, Dunedin, Fla., 
Mar. 22, 1925. 
Chaetopsis brooksi sp. nov. 
9 . Head brown, the entire orbital margins whitish, ocellar 
triangle and sides of the vertex bluish, metallic, first and second 
