POMPILTJS. 151 



one at its base on each side ; the legs fusco-ferruginous, with the 

 posterior femora bright ferruginous. 



Hah. India. 



35. Pompilus cseruleus. 



Female. Length 4 lines. — Dark shining blue and impunctate. The 

 clypeus rounded anteriorly ; the tips of the mandibles ferruginous. 

 The metathorax with a prominent tubercle laterally at the 

 middle of the margin ; the anterior wings fuscous, the posterior 

 pair hyaline ; the second submarginal cell smaU, narrowed to a 

 point towards the marginal ; the third submarginal narrowed mo- 

 derately. Abdomen smooth and shining. The entire insect with 

 bright violet tints in certain lights. 



Hah. New Hebrides, Fiji Islands or Solomon Islands. Obtained 

 on the voyage of the ' Herald.' 



36. Pompilus fulvipeiinis. 



Female. Length 6 lines. — Black, smooth, and shining ; the wings 

 fulvous, the nervures pale ferruginous ; the tips of the anterior 

 wings fuscous. The posterior margin of the prothorax rounded ; 

 the metathorax truncate and opaque ; the anterior tarsi obscurely 

 ferruginous. The abdomen smooth and impunctate. 



Male. Closely resembles the female, but is smaller, and has the 

 lateral margins of the labrum and clypeus, and also a small trian- 

 gular spot above the clypeus, yellow. The thorax thinly sprinkled 

 with cinereous pubescence ; the metathorax obliquely truncate ; 

 the third submarginal cell wider than the second in both sexes, and 

 moderately narrowed towards the marginal ; the anterior tibiae, 

 tarsi, and tips of the femora pale ferruginous ; the intermediate 

 and posterior calcaria white. 



Hah. South Australia. 



37. Pompilus labilis. 



Female. Length 5^ lines. — Black; the head and prothorax an- 

 teriorly covered with white pubescence ; the abdomen with three 

 white fascioe ; the wings fuscous. A narrow space across the vertex, 

 enclosing the ocelli, and also a longitudinal space in the middle of 



• the clypeus naked. The- metathorax concavo-trtincate ; wings 

 dark fuscous, the third submarginal ceU subangular. The apical 

 margins of the first, second, and third segments of the abdo- 

 men with a broad fascia of fine white pubescence, the fascia with 

 a small rounded emargination in the middle of its anterior margin. 



Hah. Queensland. 



