117 
that this variety will be found mingling with the other 
forms, and I would recommend its being looked for at the 
extreme summit of mountains, as this grass would seem to 
attain its greatest strength and perfection when entirely 
exposed to the bleakness and cold of the most uncongenial 
situations. 
“Descriptions of one New Genus and some New Species 
of Parasitic Hymenoptera,” by P. Cameron, F.E.S. 
So little has been done in the way of describing foreign 
parasitic Hymenoptera, that undescribed species are to be 
found in most of the collections (however small) brought 
home by naturalists. For the species here described I am 
indebted (along with many other species) to Professor Trail, 
of Aberdeen ; the Pev. Thos. Blackburn, B.A., of Port 
Lincoln, South Australia ; Mr. George Lewis (so well known 
for his investigations into the insect fauna of Japan), and 
to that indefatigable discoverer of rarities, Mr. J. J. Walker, 
RN. 
Chalcididae. 
Clialcis Mikado, sp. nov. 
Niger, scapo antennarum, coxis, trochanteribus femori- 
busque posticis, rufis ; tegulis, apice femorum, basi et apice 
tibiarum tarsisque posterioribus, albis ; tarsis anticis 
testaceis ; alis hyalinis. $ 
Long, fere 8 mm. 
Antennae short, thick, shorter than the thorax, the flagel- 
lum not double the length of the scape ; covered with a 
close microscopic pile and with some fuscous hairs. Head 
coarsely rugosely punctured, a stout keel down either side 
close to the eyes ; antennal groove deep, shining, impunctate, 
glabrous ; a keel down the centre ; covered with short 
glistening white hair. Thorax coarsely rugosely punctured, 
covered with glistening white hair; mesopleurae deeply 
excavated, shining, finely obscurely reticulated. Scutellum 
ending at the apex in two blunt teeth. Metanotum reti- 
