CCELIOXTS. 513 



fascias, narrow in the middle, wide laterally, on the apical margins 

 of abdominal segments 1-5 covered with dense white pile; the 

 legs dark ferruginous ; wings hyaline at base, fuscous towards 

 their apical margins. 



S similar, the legs often black ; apical abdominal segment 

 armed with eight spinous teeth, one on each side at base and six 

 terminal, four above and two below. 



Hah. !Xorthern India; Bengal; Ceylon; Burma; Tenasserim. 

 $ . Lewjth 7 ; exp. 13 mm. S • Length 0*5 ; exj). 13 mm. 



906. Coelioxys basalis, Smith, Trans. Eat. Soc. 1875, p. 48, c? $ ; Dull. 

 Ton: Cat. x, p. 483. 



2 . Head above and thorax closely and finely punctured, with a 

 tendency on the mesonotum to run into irregular striae ; clypeus 

 slightly convex, rounded anteriorly, the space between the antennae 

 and nari'owly up the front to the anterior ocellus raised and 

 medially carinated ; scutellum evenly rounded posteriorly, each of 

 its lateral angles furnished with a strong down\\ard-bent tootii , 

 abdomen shining, elongate, the base of the segments lightly, the 

 apical half strongly and evenly punctured; the apical segment 

 with its dorsal plate strongly compressed, cylindrical, sparsely and 

 finely punctured, bearing a fine medial longitudinal carina on its 

 apical half ; ventral plate also compressed, projecting beyond the 

 dorsal plate, the apex of both dorsal and ventral plates acute. 

 Black, the margin of the clypeus with fulvous pubescence; the 

 rest of the clypeus and front, the cheeks, a line over the tegulae, a 

 tuft behind and beneath them, and the apical margins, shghtly 

 widening laterally, of abdominal segments 1-5 covered with snow- 

 white pubescence : the legs with a thin white pile ; wings clear 

 hyahne on their basal, dark fuscous with purple effulgence on 

 their apical halves, 



c? similar, smaller ; segments 2-5 of the abdomen with lateral 

 abbreviated transverse grooves near their bases , the apical segment 

 armed with eight teeth, one on each side at base and six terminal, 

 four above and two below ; the pubescence on the clypeus entirely 

 white ; the pubescent bands on the abdomen Avideniug a good deal 

 laterally. 



Hab. Bengal ; Bangalore, Southern India ; Burma ; Tenasserim. 

 2 . Length 15-16; ex_p. 25-26 mm. 6 • Length 13; exjJ. 24 mm. 



*907. Ccelioxys sexmaculatus, Cam. Mem. Manch. L. Th. Soc. xli, 

 1897. 



" 2 . Head on the vertex and front, pronotum, mesonotum, 

 scutellum, the basal and the apical segments of the abdomen 

 punctured, coarsely on the mesonotum, more finel}^ and closely on 

 the scutellum ; the transverse furrow on the 2nd abdominal 

 segment rugose; the apical segment with a central longitudinal 

 carina, thickening towards the apex, which is depressed on each 

 side of it ; the scutellar spines stout. Black ; the head in front 

 and the sides of the thorax densely covered with snow-white 



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