142 Mr. W. F. Kirby on new Hymenoptera. 
each side; all the legs pale yellow, hind tibize with an 
indistinct brownish spot at the tip on the inside; and the two 
apical joints of the four hinder tarsi dark brown. Abdomen 
luteous, the sides (especially beneath) brown, shading into 
blackish towards the tip. Wings hyaline, slightly clouded, 
with brown nervures; costal nervure and stigma yellow. 
The male differs little, except that the hind tibiz are brown 
for most of their length on the inside. 
Hab. 'Theresopolis, Brazil (Priihstorfer). 
TENTHREDININ#. 
Siobla bicolor. 
Exp. al. 15 millim. 
Female.—Luteous ; head, abdomen beyond the first four 
segments, and hind tibie and tarsi black; the last two or 
three joints of the front and middle tarsi are also marked with 
black. Fore wings clouded hyaline, with dark brown stigma 
and nervures ; hind wings clear hyaline. 
Hab. 'Theresopolis, Brazil (friihstorfer). 
Tenthredo Haberhauert. 
Exp. al. 22 millim., long. corp. 14 millim. 
Female.—Black ; mandibles yellow at base and red at tips; 
thorax strongly punctured on the sides; cenchri white ; 
abdomen with the last three segments and at least a stripe 
above at the extremity of most of the preceding segments 
red; legs red, coxe and trochanters, the tips of the hind tibie, 
and a great part of the hind tarsi, black ; the front legs are 
varied with yellowish in front. Wings iridescent hyaline, 
with a smoky band crossing the lower part of the radial cells ; 
the costal and adjacent nervures blackish, the others pitchy ; 
stigma yellow. 
Hab. Turkestan (Haberhauer). 
Allied to 7. hybrida, Eiversm., from the Kirghis steppes ; 
but the latter species has the stigma black, and the middle 
segments of the abdomen red. 
Cynipide. 
Ovycuine. 
Aspicera (?) nigricornis. 
Long. corp. 6 millim. 
Female.—Black, shining ; legs dark red; ovipositor yel- 
