LEIA. 31 



a little further than the fork of the subanal from the base of the wing. 

 Halteres testaceous. Legs piceous ; hind femora with a testaceous streak 

 on the outer side. 

 Bare. (E.) 



11. infera, n. Nigra, palpis halteribus pedibus abdominisque fas- 

 ciis ventralibus testaceis, thorace vittis tribus cinereis, alis subcinereis, 

 trochanteribus tarsisque nigricantibus. Long. If ; alar. 3 lin. 



Black. Palpi testaceous. Thorax hairy, with three slight grey 

 stripes. Wings greyish ; subcostal vein about one-third of the length 

 of the wing, united by a transverse veinlet to the radial near its 

 tip ; radial about three-fourths of the length of the wing, united to 

 the cubital by a transverse veinlet, which is nearly opposite the tip 

 of the subcostal; cubital joining the costal before the tip of the 

 latter ; fork of the subanal a little nearer than the fork of the subapical 

 to the base of the wing. Halteres testaceous. Abdomen beneath with 

 testaceous bands on the hind borders of the first, second, and third seg- 

 ments. Legs testaceous ; trochanters and tarsi blackish. 



Kare. (E.) 



12. crassicornis, Curt. B. E. 645 (1837). Testacea, antennis 

 luteis crassis, alis subcinereis ad costam subtestaceis, halteribus fuscis 

 basi testaceis. Long. 1^- ; alar. 3 lin. 



Testaceous, linear, cylindrical. Antennae luteous, thick. Wings 

 slightly greyish, with a testaceous tinge along two-thirds of the costa. 

 Halteres brown, testaceous towards the base. Posterior tibiae with long 

 spurs ; hind tibiae with very minute spines. 



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



13. helvola, Hal. MSS. Mas et Fcem. "Testacea, haud nitida, 

 subtilissime fusco-pubescens, fronte cinerascente, ocellis 3 in linea, alis 

 flavido-hyalinis, halteribus albidis, tibiis vix subtilissime spinulosis, tarsis 

 subfuscis. Long. If ; alar. 3^- lin. 



Testaceous, not shining, with fine brown pubescence ; front cinereous. 

 Ocelli three, in a line. Antennae thick, compressed, wholly testaceous 

 or ferruginous. Wings yellowish-hyaline ; subcostal vein rudimentary ; 

 fork of the pobrachial vein much longer or nearer to the base of the 

 wing than that of the prsebrachial vein ; cubital vein rather indistinct 

 at its origin. Halteres whitisJi. Tibiae hardly spinulose, their spines 

 black ; tarsi brownish. Male. Antennae a little shorter than the thorax. 

 Fern. Antennae hardly half the length of the thorax ; joints coarctate, 

 very short, hardly to be distinguished." Hal. MSS. 



Very rare ; has been found at Holywood, near Belfast. In Mr. 

 Haliday's collection. (I.) 



14. parallela, n. Fulva, antennis thoracisope vittis tribus nigris, 

 alis subcinereis, abdornine fusco fasciis testaceis, pedibus testaceis, 

 tarsis fuscis. Long. If ; alar. 3^ lin. 



Tawny. Antennae black, a little longer than the thorax, tawny at 



