204 Journal New York Entomological Society. [^'°1- ^^i- 



narrower on the apical half and very deeply split medially. Male an- 

 tennae of the normal Limnophiline type, the flagellar segments not elon- 

 gated, the antennae reaching about to the wing-base. 



Pliyllolabis Osten Sacken. 

 Subcosta short, ending opposite the origin of Rs ; R„ very short, oblique, 

 simulating a crossvein ; crossvein m short, tending to be obliterated by 

 the long second deflection of M^; basal deflection of Cii^^ under the 

 middle of the square cell ist M„. Male genitalia with the 9th sternite 

 produced caudad into a conspicuous lyriform plate. Male antennae 

 elongated, as long as the body Oroiiiyia new genus. 



14. Oromyia Uoydi new species. 



Thorax dull yellow ; wings subhyaline with a large stigma. 



Male, length, 5.5 mm. ; wing, 6.8 mm. ; antennae, about 6 mm. 



Hind leg, femur, 5.6 mm. ; tibia, 5.2 mm. ; tarsus, 4.2 mm. ^ 



Rostrum and palpi dark brown ; antennae with the scape and the extreme 

 base of the first flagellar segment reddish yellow, remainder of the antennae 

 dark brownish black ; front and clypeus brown, with a gray bloom ; front, 

 vertex and occiput gray. 



Thoracic dorsum dull yellow without distinct stripes ; pleurae more brown- 

 ish yellow. Halteres yellow, knob broken. Legs, coxae and trochanters light 

 yellow, femora light yellow at base, darkening rather abruptly into brown ; 

 tibiae and tarsi brown. Wings subhyaline, stigma rather square, brown ; veins 

 dark brown. Venation as in the genus. (See PI. 2, fig. 7.) 



Abdomen with the two basal tergites dark brown, 3d to 5th yellowish 

 basally, brown apically ; remaining segments brown. Sternites with the second 

 segment brown with a rounded yellowish median spot ; segments 3 to 6 brown, 

 the basal portion yellowish, this covering about one half on segment 3 and 

 about one fourth on segment 6 ; remaining sternites dark brownish black. 

 Hypopygium with the 8th sternite produced caudad into a long cylindrical pro- 

 tuberance which is thickly covered with long hairs ; 9th sternite broad at the 

 base, at the tip produced into a chitinized lyriform appendage, this appendage 

 directed caudad, at the apex of each arm bearing a dorsally directed slender 

 hair-like point. Pleural pieces broad at the base, narrowed and truncated at 

 apex, clothed with long dense hairs ; two chitinized apical appendages, the 

 dorsal one cylindrical, somewhat enlarged at the tip ; ventral appendage stouter, 

 produced into a long hook at the apex, on the lower face with numerous 

 appressed teeth. (See PI. 3, figs. 7-9.) 



Holotype. c?, Valle de las Papas, March 29, 1912. 

 The type of this new genus is named in honor of the collector, Mr. 

 T. T. Llovd. 



