250 Mr. Frederick Smith on 



or four joints of the flagellum, ferruginous; a yellow line 

 on the mandibles at their base. Thorax: the knees, tibiae, 

 and tarsi ferruginous; the basal joint of the anterior tarsi 

 black; wings hyaline, the nervures fuscous. Abdomen: 

 ferruginous ; a large black macula above, divided across 

 the middle at the apical margin of the second segment. 



Hab. Moreton Bay. 



In the British Museum. 



3. Crahro tridentatus. 



Female. Length 7 lines. Black: the abdomen with 

 orange bands. Head: quadrate, wider than the thorax; 

 the clypeus and cheeks with a silvery pile, the former 

 with three teeth at its anterior margin, one central, the 

 others at the lateral angles ; the scape yellow ; the ocelli 

 in a curve. Thorax: an interrupted orange line on the 

 collar ; the tibiae, tarsi, and femora above, ferruginous ; 

 wings sub-hyaline, the nervures fuscous. Abdomen : an 

 orange fascia at the basal margin of the second segment, 

 the fourth and following segments entirely orange. 



Hab. Moreton Bay. 



In the British Museum. 



Fam. MASARID^. 



Gen. Paeagia. 



1. Paragia vespiformis. 



Smith, Trans. Ent. Soc. 3rd Ser. ii. 393, $ . 



Male. Length 7 lines. Opaque black : the clypeus, 

 mandibles, scape of the antennae in front, and a line on 

 each side of the face along the inner margin of the eyes 

 but not extending above the insertion of the antennae, 

 yellow. A narrow line on the anterior margin of the 

 prothorax, the inner margin of the tegulae, and the pos- 

 terior margin of the scutellum, yellow ; the coxae, femora, 

 intermediate and posterior tibiae, yellow beneath ; a narrow 

 yellow line beneath the basal joint of the intermediate 

 and posterior tarsi ; the wings sub-hyaline, the nervures 



