304 ENTOMOLOGICAL NEWS. [Nov., '04 



Chlorops rubrivittata n. sp. 



Head yellow, frontal triangle shining, spot in lower angle, and ocellar 

 tubercle black ; first two antennal joints yellow, third black, orbicular, 

 arista white, base yellow ; face and cheeks light yellow ; palpi black, 

 proboscis and clypeus yellow ; occiput with two black vittae above. 

 Thorax yellow, the three vittae and the two strigulae on mesonotum red- 

 dish ; pleura immaculate, halteres and scutellum yellow ; metanotum 

 black. Abdomen yellow, a spot on each anterior angle of the second 

 segment, and bases of the following segments black. Legs wholly 

 yellow. Wings hyaline, veins brown, third and fourth veins slightly 

 divergent, hind cross vein twice its length from the small cross vein. 

 Length 3 mm. 



P'our specimens. Opelousas, L,a. April. 



Chlorops annulata n. sp. 



Head yellow, frontal triangle shining, reaching three fourths way to 

 antennae, each angle, lateral margins narrowly, and ocellar turbercle 

 black, occiput blackish centrally, with two black lines extending to ver- 

 tex : first two joints of antennae yellow, third black, orbicular, arista 

 white, base yellow, palpi rather large, black, proboscis reddish, clypeus 

 yellow, face and cheeks light yellow. Thorax yellow, mesonotum sub- 

 shining, with the usual three large black vittae and two strigulse above 

 base of wings, the central one reaching almost to the scutellum, humeri 

 each with a black dot ; pleura with four prominent black spots ; scu- 

 tellum and halteres yellow ; metanotum black. Basal half of abdominal 

 segments subopaque black, apical half yellow. Legs yellow, femora and 

 tibiae each with a black band, tips of tarsi fuscous. Wings hyaline, veins 

 brown, third and fourth veins slightly divergent, hind cross vein nearly 

 twice its length from the small cross vein. Length 3 mm. 



One specimen. Opelousas, L,a. April. 



Chlorops certima n. sp. 



Head yellow, third antennal joint, a spot in anterior angle of triangle, 

 vertex, occiput except sides and lower part, and clypeus black ; face and 

 cheeks whitish yellow, frontal triangle shining, reaching almost to the 

 anterior margin of front; third antennal joint orbicular, arista whitish, 

 base yellow. Thorax yellow ; mesonotum with three broad and two 

 short and narrow vitti-e, the central one reaching three-fourths distance 

 to posterior margin, humeri without markings ; pleura with one black 

 spot ; scutellum blackish on sides at base, metanotum black, halteres yel- 

 low. Abdomen dull yellow, basal third of second and following segments, 

 and an indistinct spot in center of each, black, the second segment also 

 with a black spot in each anterior angle. Legs yellow, tips of tarsi fus- 

 cous. Wings hyaline, third and fourth veins slightly divergent, hind cross 

 vein twice its length from the small cross vein. Length 3 mm. 



One specimen. New Bedford, Mass. June. 



