On some Asiatic species of Rhogadinae etc. 3 
their tarsi fuscous. Wings hyaline, very iridescent, the basal ner- 
vures testaceous, the stigma and apical black. Palpi white. Mandibles 
pale yellow, the teeth black. (. 
Length 7 mm. 
Ceylon. (Nietner) Nr. 11932. 
Head and thorax covered with short white pubescence, the head, 
pro-and mesothorax sparsely, weakly punctured, the metathorax strongly 
and more closely; the metanotum with a longish triangular area in 
the centre at the base, the apical slope irregularly areolated ; the 
keels stout. Abdomen longitudinally striated, the striae becoming 
gradually finer and closer towards the apex; the central keels on 
the basal 2 distinet. Scutellum stoutly keeled laterally. 
Rhogas indicus sp. nov. 
Rufo-testaceous, the lower half of the prothorax, the upper 
part of the mesopleurae, the mark rounded below, metathorax and 
the back of the abdomen, except the centre, black; legs rufo-testa- 
ceous; wings hyaline, the stigma and nervures fuscous,, the former 
pale at the base; the recurrent nervure and the 2"4 transverse cubital 
nervure very faint; the anal nervure distinet at the base, faint 
beyond; the 2r4 cubital cellule is narrowed towards the apex. Palpi 
pallid yellow. Body and legs covered with short, white pubescence. 
Flagellum of antennae dark fuscous, the scape rufous, blackish in 
the middle above. Z. 
Length 6 mm. 
Sitka on the Ganges (Mannerh?) Nr. 12725 and 6. Smooth, 
shining, the metanotum opaque, its apex with some oblique striae. 
Basal 3 segments of the abdomen closely striated; the keel on the 
1° is stronger than that on the 2”d. The testaceous‘ spot on 
the apex of the 1° abdominal segment is small and square; the 2r4 
is broadly so from the base to the apex, the testaceous band being 
broader than the black sides; the 3%" has a similar band, but which 
does not extend to the apex of the segment, the 4" has a similar 
complete band. 
Rhogas pilosus sp. nov. 
Black, densely covered with a white pile, the mandibles, oral 
region, tegulae, apex of the 1% abdominal segment and the whole 
of the others, rufo-testaceous, the legs of a darker rufo-testaceous 
Wiener Entomologische Zeitung, XXIX. Jahrg., Heft I (15. Jänner 1910). 
