308 PROCEEDINGS OF THE ACADEMY OF [1895. 



Neoglaphyroptera cincta n. sp., $ . 



Head, including the mouth parts, yellow, each ocellus situated on 

 a black spot, the median very small ; antennae yellow on the six 

 basal joints, the remainder blackish. Thorax, pleura and scutellum 

 yellow, a large black vitta at base of each wing extending across 

 the metanotum. Abdomen shining black, base of each segment 

 and the whole of the sixth and seventh, yellow. Legs yellow, 

 bristles of front tibise minute, those of the others large. Wings 

 yellowish hyaline, unmarked ; third vein issuing from the first 

 slightly beyond the forking of the fourth. Length 4.5 mm. 



Tick Island, Florida, May 12, 1894. C. W. Johnson. A single 

 specimen. 



Ceratopogon albaria n. sp., 9. 



Head black, the face and mouth parts yellowish ; antennae brown, 

 the basal joints yellow. Thorax, pleura and scutellum black, densely 

 opaque white pollinose. Abdomen black, subshining. Legs yellow, 

 both ends of the femora and tibiae, apices of first three tarsal joints, 

 and the whole of the last two joints, brown ; last tarsal joint ciliate 

 on the under side with rather long setae, the claws subequal in 

 length, slightly over half as long as the last tarsal joint. Wings 

 whitish hyaline, vein sconcolorous excepting the small cross vein and 

 base of third vein, which are narrowly clouded with brown; sub- 

 marginal cell divided near its first fourth by a cross vein situated 

 nearly three times its length before the tip of the first vein; fourth 

 vein branching the length of the small cross vein before the latter, 

 at a point slightly beyond the branching of the fifth. Halteres yel- 

 low, the knobs each marked with a black spot. Length 3 mm. 



Drayton Island, Florida, May 9, 1894. C. W. Johnson. A 

 single specimen. 



Tanypus concinnus n. sp., 9- 



Light yellow, three vittae on the thorax reddish yellow, the middle 

 one bordered each side with black, the lateral ones changing into 

 black posteriorly; a dot at each front angle of the scutellum, middle 

 of metanotum, a fascia at base of each abdominal segment except 

 the first, apices of tibiae, of metatarsi, of the second joint of the 

 middle and hind tarsi, the whole of the remaining joints and the last 

 four of the front tarsi, black. Penultimate joint of hind tarsi ob- 

 cordate, as broad as long. Wings naked, whitish hyaline, veins 



