20 [January 



Female. — Head yellow, face whitish ; a broad transverse stripe 

 on the occiput and a spot just behind the antennae, brownish ; eyes 

 whitish; antennae ferruginous (apical half wanting), basal joint beneath 

 yellow. Thorax yellow ; mesothorax with three broad, longitudinal, 

 brown stripes; suture between the pectus and pleura, as well as a short 

 oblique stripe on the pleura, brown ; scutelluni elevated into an obtuse 

 tubercle, yellow, with a brown, triangular spot behind ; postscutellum 

 brown, yellow on each side; nietathorax smooth and shining, slightly 

 pubescent, brown, with two large, elongate subtriangular, yellow spots 

 above, slightly confluent at the base, and on each extreme side another 

 large yellow spot; tegulae brownish. Wings yellowish-hyaline, nervures 

 fuscous, stigma fulvous; areolet small, subtriangular, slightly petiolated. 

 Legs pale yellowish, somewhat tinged with ferruginous; posterior coxae 

 with a blackish spot at tip, their femora rufous, and the apical half of 

 their tibiae and their tarsi, except basal joint, brown. Abdomen flat- 

 tened, the dorsal surface finely and longitudinally aciculate from the 

 second segment almost to the tip; two basal segments brown, remainder 

 ferruginous, and at the tip of the first three segments a broad yellow 

 band, slightly narrowed in the middle on the second and third segments ; 

 ovipositor scarcely exserted. Length 6 lines; expanse of wings 11 2 

 lines. 



Collection. — Ent. Soc. Philad. One specimen. 



Trogus albovarius, n. sp. 



Black, varied with white : antennae black, with a white annulus ; legs ful- 

 vous; wing.- hyaline; abdomen short, black, banded with white. 



Female. — Head large, black; face, orbits, cheeks, clypeus, mandibles, 

 except tips, and the palpi, white; antennae black, with a white annulus 

 about the middle. Thorax polished, black; collar, tegulae, a line before 

 the wings, two lines on disk of mesothorax. and two spots at its base on 

 each side of scutellum. and the whole of the pectus, white; scutelluni 

 elevated into an obtuse tubercle, white, with a black line down the 

 middle; postscutellum with a white transverse line; nietathorax punc- 

 tured, white, with a transverse black band near the base, from which 

 proceeds on each side a longitudinal black stripe. Wings hyaline ; 

 nervures and stigma black ; areolet 5-angular or subtriangular. Legs 

 rather stout, pale fulvous; the four anterior coxae and most of the pos- 

 terior pair, white ; apical joints of the posterior tarsi also white. Ab- 

 domen short, ovate, subdepressed, polished, peduncle long and very 

 slender, tip of first segment broadly dilated, basal foveae of the second 

 segment rather deep and very transverse ; first segment white, with a 

 broad black band near the tip ; second segment black, with a broad 



