308 CONOPTD.E. 



7. macrocephala, L. fn. 467. 1902 (1761) ; Dg. ; Gf. ; Fb. ; 

 Gm.; Cqb. ic. ! pi. 27. f. 5 ; Fin.; Mg. ; Ct. ! b. e. pi. 877 ; Mq.; 

 Ztt. ; Hdn. Nigra, capite piceo aniice Jlavo fusco-vittato, antennis 

 ferrugineis, alls Jlavescentibus ad costam fuscis, abdomine vix sessili, seg- 

 mentorum marginibus argenteo-Jlavo-fasciatis, pedibus ferrugineis, femoribus 

 lasi coxisque fuscis. Long. 6-i; alar. 12 lin. 



Black, slightly cinereous. Head piceous ; face yellow, with a brown 

 streak from the vertex to the antennas, and a triangular brown spot 

 beneath the antennae. Proboscis piceous. Antenna ferruginous. Thorax 

 with two silvery humeral spots. Wings yellowish, broicn along the 

 costa. Halteres ochreous, black at the base. Abdomen hardly sessile ; 

 margins of the segments silvery -yellow ; second segment slender. Legs 

 ferruginous ; femora towards the base and coxce dark brown. 



Bare. In Mr. Dale's collection. (E.) 



8. nigra, Dg. i. vi. 105. 4 (1752) ; Hbst. g. n. viii. 117. 5. pi. 

 70. f. 5 ; Mg. zw. iv. 126. 8. Nigra, capite antico luteo, antennis apice 

 subtus abdominisque fascia ferrugineis, alis hyalinis ad costam fuscis, 

 pedibus fulvis, femoribus basi nigro-variis, tarsis piceis. Long. 6|-; alar. 

 11 lin. 



Black. Head luteous in front, with a black scapula extending from 

 the base of the antenna? to the peristoma. Antennae ferruginous 

 beneath towards the tips. Humeral scapula piceous. Wings hyaline, 

 with a brown stripe occupying half the breadth, and extending from the 

 base nearly to the tips, where it becomes narrow. Halteres tawny. Se- 

 cond abdominal segment ferruginous towards the tip. Legs tawny ; femora 

 streaked with black towards the base ; tarsi piceous. 



Very rare. In Mr. Desvignes' collection. (E.) 



9. rufipes, Fb. sp. i. ii. 466. 3 (1781) ; LI. ; Gm. ; Fin. ; Mg. ; 

 Mq. ; Ztt. -petiolata, Dnv. ! i. xiii. 39, pi. 451. Nigra, capite antico 

 Jlavo argenteo nigro-vittato, thorace piceo-bimaculato, alis subcinereis ad 

 costam ferrugineis, abdominis fasciis apiceque auratis, segmento secundo 

 pedibusque ferrugineis, tibiis basi fulvis. Long. 5-6 ; alar. 9-10 lin. 



Black. Head yellow and slightly silvery from the vertex to the 

 peristoma, with a black stripe from the vertex to a little beyond the 

 base of the antennae, where it has three branches. Thorax with a 

 piceous scapula on each shoulder. Wings slightly grey ; a ferruginous 

 stripe, occupying half the breadth from the costa, becomes brown and in- 

 cludes a greyish spot towards the tip. Halteres yellow. Abdomen 

 gilded on the hind border of each segment and at the tip ; second segment 

 ferruginous, very slender. Legs ferruginous ; tibiae tawny towards the 

 base. 



Generally distributed. (E.) 



END OF VOL. I. 



