48 NEW GENERA AND SPECIES OF BEACONIDAE. 



face short, transverse, clypeus distinct, cheeks moderate, trophi 

 pallid, occiput flat and distinctly margined. Pronotum and 

 pleurae forming a well developed collar with a median trans- 

 verse costate furrow, the parapsidal furrows on the mesonotum 

 represented by oblique, coarsely punctate lines meeting at the 

 posterior margin, mesopleurae coarsely punctate above and 

 below, smooth and shining in the middle, a distinct punctate 

 line on posterior margin; disc of the scutellum triangulate, a 

 broad costate -furrow in front, the lateral areas and the post- 

 scutellum also foveolate, metathorax rugose, upper hind angles 

 denticulate. Abdomen corbiculate, shorter than the head and 

 thorax, coarsely longitudinally striate and rugose between the 

 striae, with two transverse carinae and denticles along the 

 lateral margins behind the posterior carina ; ovipositor longer 

 than the abdomen, ochraceons. Legs moderately short. Wings 

 reaching beyond the tip of the body, hyaline, the tegulae yellow- 

 ish brown, stigma lanceolate, brownish black, radial cell com- 

 plete but hardly reaching apex of wing, only one cubital cell 

 present, the cubitus obliterated a little beyond the intersection 

 of the 1st cubital cross-vein, 1st discoidal cell sessile, nervellns 

 postfurcal, snbdiscoidal nervure inserted in the lower half of 

 the discoidal, radius obliterated in hind wing, all the nervures 

 yellowish brown. 



Ilab. Larat. One specimen. Collected by F. Muir, Dec. 

 1907. 



Sub-fam. CHELONINAE. 

 Ascogaster rugosa, n. sp. 



S 3 mms. long. Black, coarsely rugose throughout and 

 clothed with silvery hairs, antennae and legs yellowish brown, 

 the hind femora, tibiae (except at base), and tarsi fuscous, 

 coxae black. Head large, wide between the eyes and thick, 

 dorsally flat and horizontal, ocelli arranged in almost au^traight 

 line across the vertex, the members widely separated but the 

 anterior closer to the lateral than the eye or the occiput, eyes 

 small, scrobes wide and smooth, separated by a small, semi- 

 circular lamellae, antennae filamentous, shorter than the body, 

 1st segment flat and stout, 2nd small, 3rd and 4th equal, four 

 times as long as wide, 5th and remaining segments successively 

 shorter, quadrate beyond the 8th; face perpendicular, hardly 

 as long as broad, the cheeks as wide as the eyes, the postgenae 

 bulging and wider, trophi pallid, occiput concave and distinctly 

 margined. Pronotum narrow, pleurae small, mesonotum with 

 the parapsides almost obliterated, pleurae convex, disc of the 

 scutellum triangulate, the anterior furrow costate, lateral areas 

 and postscutellum also costate, metanotum truncate behind, 

 the posterior margin dorsally 4-denticulate. Abdomen widely 

 joined, oval but pointed at apex, corbiculate, without apparent 

 segmentation, two lateral longitudinal carinae at base venter 

 deeply concave for most of its length. Hind legs Ions: and 



Jour. Straits Branch 



