240 Journal New York Entomological Society. ["^'°i- ^^i. 



ment is similarly dusted, the remainder polished black. The apical angles of 

 the second segment filled with a transverse silvery spot, the anterior margin 

 of which is round. Legs black. Calypteres pure white. Wings hyaline, veins 

 pale yellow, but a brown spot near the end of the first vein ; third vein straight, 

 the fourth vein curving forward so that the apex of the first posterior cell is 

 one third as wide as the end of the submarginal cell. 



I have two specimens before me, received from Professor Aldrich. 

 These were collected by Mr. C. W. Johnson at Riverton, New Jersey, 

 and bear date of July 4. The name bisignata is a manuscript name 

 given by Mr. Coquillett to this species and has been used in the New 

 Jersey Lists. 



EUSIPHONA Coquillett. 



Dull black, including the antennas, palpi, halteres and legs, the tarsi infuscated ; 

 the face and genae white-pruinose, and when viewed from in front the 

 whole front between the narrow orbits is golden pruinose, leaving the 

 elongate narrow ocellar triangle black; wings very faintly smoky. 

 5 mm. (Vt.,* N. J., 111.,* Col.) mira Coquillett. 



ARCTOBIELLA CoquUlett. 



Black, including the halteres, the body opaque, somewhat velvety ; wings palp 

 brownish, the anterior crossvein near the middle of the discal cell. 

 4 mm. (B. C.) obscura Coquillett. 



ALDRICHIELLA Hendel. 



Testaceous, the antennae reddish with black arista, palpi yellow, proboscis 

 black ; a dark spot above the neck on the occiput and thorax, meso- 

 notum reddish, scutellum, pleurae and venter yellow, tergites black, 

 but the sides of the abdomen becoming increasingly yellow towards 

 the anus ; metanotum and a spot at the base of the hind coxae black ; 

 halteres yellow, wings hyaline. 2.3 mm. (S. Dak.*) (Wien. ent. 

 Ztg., XXX, ^y, 191 1.) agromyzina Hendel. 



PARAMYIA Williston. 



Shining black, the front with a dull stripe on each side of the elongate ocellar 

 triangle ; halteres, knees, front tibiae and the tarsi brown ; postverticals 

 long, cruciate, one sternopleural ; palpi long, straight and porrect ; 

 both the upper divergent and the lower convergent fronto-orbital 

 bristles present. 2 mm. (Pa., Ga.,* W. Ind.) {Nigra Williston.) 

 (Phyllomysa.) nitens Loew. 



