140 [January 



the Liris 3-cincta of Fabricius, as he describes the pubescence as being 

 entirely " cinereous," and does not mention the bright golden pubes- 

 cence which is very dense on certain parts, and also the brilliant golden 

 reflections of the abdomen. 



Tachytes insularis, n. sp. 



Black ; face, line over tegulse, pleura, sides of metathorax, legs, and apical 

 margins of abdominal segments, silvery; wings hyaline; apex of abdomen 9 

 fuscous, % silvery. 



Female. — Dull black, the head and thorax rather densely clothed 

 with cinereous pubescence; face, clypeus, base of mandibles and the 

 cheeks, clothed with dense, bright silvery pubescence ; antennae black, 

 the scape silvery in front. Thorax very minutely and closely punc- 

 tured; a line over the collar, another over the tegulae, most of the 

 pleura, and each side of the metathorax behind, clothed with bright 

 silvery pubescence ; metathorax clothed with long cinereous pubescence, 

 the truncation deeply channelled down the middle ; tegulae dull fulvous. 

 Wings very faintly tinged with fuscous ; nervures blackish. Legs 

 black, clothed with bright silvery pile, especially the femora behind. 

 Abdomen oblong-ovate, black, shining, slightly iridescent; the four 

 basal segments each with an apical fascia of silvery-sericeous pubes- 

 cence, interrupted on the disk ; apical segment depressed, densely 

 clothed with fuscous pubescence. Length 6 lines ; expanse of wings 

 9 lines. 



Male. — Resembles the female, with the last dorsal segment of the 

 abdomen densely clothed with bright silvery pubescence, and the wings 

 pure hyaline. Length 4 — 41 lines; expanse of wings 6 — 7 lines. 



Collection. — Ent. Soc. Philad. One 9 > three £ specimens. 



Genus ASTATA, Latr. 

 Astata insularis, n. sp. 



Black, shining ; abdomen rufous, black at tip ; wings fuseo-hyaline, with a 

 violaceous reflection; metathorax covered with dense oblique strise. 



Female. — Black, shining; clothed with cinereous pubescence, longer, 

 dense and glittering on the face, cheeks and pleura; head shining, 

 finely punctured; antennae and mandibles black; palpi piceous. Tho- 

 rax feebly punctured, polished; pleura closely punctured and densely 

 clothed with cinereous pubescence ; scutellum sparsely punctured ; 

 metathorax densely covered with oblique striae, with a longitudinal 

 central carina; tegulae piceous, shining. Wings fusco-hyaline, darker 

 at tips, with a rather strong violaceous reflection ; nervures black. Legs 

 black, shining, pubescent; tibiae and tarsi thickly spinose exteriorly. 

 Abdomen rufous, impunctured, smooth and polished, the three apical 



