Aculeate Hymenoptera. 247 



Fam. SPHEGID^. 

 Gen. Ammophila. 

 1. Ammophila impatiens. 



Female. Length 1 inch. Head and thorax black, 

 legs and petiole of the abdomen ferruginous. Head : 

 the scape ferruginous in front, the face covered with 

 silvery pile ; thinly sprinkled with fuscous hairs. Tho- 

 rax : pro- and meso-thorax coarsely striated trans- 

 versely, the metathorax obliquely so ; the femora, tibiae, 

 and basal half of the first joint of the tarsi, ferruginous, 

 the other joints black; wings fulvo-hyaline, their ner- 

 vures ferruginous, tips of the wings clouded. Abdo- 

 men.: the petiole elongate, and, as well as the first 

 segment, bright ferruginous, a black spot in the middle 

 of the petiole ; the apical joints of the abdomen blue-black. 



Hab. Champion Bay. 



In the British Museum. 



2. AmtnopMla ardens. 



Female. Length 13 lines. Black: the legs and petiole 

 and first segment of the abdomen ferruginous. Head : 

 the antennee, palpi, and basal half of the mandibles ferru- 

 ginous, the flagellum fuscous towards the apex ; the face 

 with golden pile. Thorax : the prothorax and meta- 

 thorax transversely striated ; the posterior portion of the 

 mesothorax in the middle, the scutellum and post-scu- 

 tellum longitudinally striated ; the sides and beneath 

 rugose ; the legs bright ferruginous ; the tarsi densely 

 spinose, the spines black ; the anterior and intermediate 

 coxae behind, and the posterior pair in front, black; 

 wings fulvo-hyaline, the anterior pair clouded at their 

 apex. Abdomen ; the petiole and first segment bright 

 ferruginous, the former with a black spot in the middle ; 

 the following segments blue-black; the petiole elongate. 



Hab. Swan River. 



In the British Museum, 



