146 [January 



rior lateral angles of the collar prominent and subacute ; the central 

 impressed line of the mesothorax. the suture in front, the lateral and 

 posterior margins, the tubercles and pleura, clothed with golden pile ; 

 scutellum black, rugose, channelled down the middle, depressed and 

 golden at base; postscutellum golden on each side, with two short, ob- 

 tuse, flattened, slightly recurved mucro on the disk; metathorax rugose, 

 the posterior angles large, and produced on each side into a long, stout, 

 acute, strongly divergent spine, densely golden and broadly tipped with 

 yellowish-white, the large basal triangular enclosed space irregularly 

 channelled down the middle, and slightly golden ; tegulae rufous, pube- 

 scent. Wings subhyaline. darker in the marginal cell and on the apical 

 margins; nervures blackish. Legs dull rufous, thinly clothed with 

 golden pubescence ; coxae black, rufous at tips, densely clothed with 

 silvery pubescence. Abdomen rather closely punctured, somewhat 

 coarser at base, becoming finer and indistinct towards the apex, some- 

 what shining, the extreme base silvery, the extreme apical margins of 

 the segments bright golden ; on each side of the three basal segments 

 posteriorly a rather large transverse pale testaceous spot, larger and 

 ovate on the basal segment, and smallest on the third segment ; apical 

 segment flattened on the disk, carinate on each side and obtuse at tip; 

 venter rather deeply punctured, shining, somewhat silvery. Length 3j 

 lines; expanse of wings 5k lines. 



Male. — Resembles the female, with the antennae entirely piceous, the 

 fourth segment of the abdomen has a small obscure testaceous spot on 

 each side behind, and the apical segment is armed at tip with two small, 

 distant, obtuse, flattened teeth. Length 4 lines; expanse of wings 7 

 lines. 



Collect ion. — Ent. Soc. Philad. Two specimens. 



Genus HARPACTUS. Jur. 

 Harpactus insularis, n. sp. 



Black; inner orbits, clypeus, base of antenna?, line on prothorax above, tu 

 bercles, transverse line beneath wings, scutellum, most of legs, and apical bands 

 on the first, second and fourth segments of abdomen, yellow; metathorax golden- 

 sericeous ; wings subhyaline, with a large fuliginous spot on the costa near the 

 tip. 



Female. — Black, shining, covered with a very fine subargenteous 

 pile, more obvious on the under surface; inner orbits, not reaching the 

 vertex, and the clypeus, yellowish, covered with a fine silvery pile, 

 bright in certain lights; mandibles piceous; palpi paler; antennae 

 blackish-piceous, shading into pale rufous towards the base, basal joint 

 yellow. Thorax finely, but not closely punctured ; the prothorax above, 



