164 HYMENOPTERA. 
226. PoMPILUS LUNATUS. B.M. 
Female. Length 8} lines.—Black, adorned with a change- 
able silvery pile, very dense on the body and legs beneath, also 
on the clypeus, pro- and meta-thorax, as well as on the apical 
margins of the segments of the abdomen laterally ; the head of 
the same width as the thorax, the vertex transverse-quadrate. 
Thorax oblong, slightly rounded at the collar, and abruptly trun- 
cate posteriorly ; the truncation, as well as the entire thorax 
above, smooth ; the metathorax slightly roughened at the margin 
of the truncation ; wings fuscous, the anterior pair having a 
slightly irregular half-moon-shaped yellow spot at their apex, 
nearly occupying their entire width; at the base of the wings 
are a few narrow hyaline streaks. Abdomen sessile, elongate- 
ovate, pointed at the apex; the legs shorter and stouter than is 
usual in this genus, and thickly set with stout spines exteriorly. 
Hab. New Holland (Sydney). 
227. PoMPILUS MORIO. B.M. 
Sphex morio, Fabr. Ent. Syst. ii. 208.39 ; Syst. Piez. p. 187.1, 
§& Mus. Dom. Banks. 
Hab. New Holland. 
228. PoMPILUS MONACHUS. B.M. 
Pompilus monachus, White, Zool. Erebus and Terror, Faun. 
New Zeal. 
Female Length 63-9 lines.—Jet-black: shining, head and 
thorax thinly scattered over with black pubescence; wings 
smoky-hyaline, splendidly iridescent, the third submarginal cell 
elongate, widest at its apex, twice the width of the second cell. 
Hab. New Zealand. 
229. PoMPILUS NUBILIPENNIS. B.M. 
Female. Length 5 lines.—Black: the face below the inser- 
tion of the antennz covered with fine short cinereous pubes- 
cence ; the sides of the thorax and the entire insect beneath, the 
legs and sides of the metathorax, covered with fine cinereous 
pile ; the metathorax rounded behind, and having a longitudinal 
impressed line in the middle; wings subhyaline, irregularly 
clouded with fuscous, leaving a variety of subhyaline spaces ; 
the intermediate and posterior tibiz strongly serrated exte- 
riorly, the calcaria pale testaceous. Abdomen subsessile, the 
