16 MYCETOPHILtD.E. 



the subanal vein. Halteres testaceous. Legs tawny, brmcnish ; fore 

 tibiae longer than the fore metatarsi. 

 Not rare. (E.) 



16. selecta, n. Nigra, antennis basi palpisque testaceis, halteribus 

 albis, alis fuscescentibus, venis optime determinatis, pedibus fulvis. 

 Long. 2 ; alar. 3 lin. 



Black. Palpi testaceous. Antennae testaceous at the base. Halteres 

 whitish. Wings brownish; veins strongly marked; veinlets of the 

 praebrachial areolet forming a slightly obtuse angle, the hind one about 

 twice the length of the fore one, and longer than the subapical vein 

 before its fork ; fork of the subanal vein much nearer than the fork of 

 the subapical to the base of the wing; anal vein extending nearly to 

 the border. Legs tawny, stout, not long ; spurs very long ; hind femora 

 thickly armed with long spines ; fore tibiae hardly longer titan the fore 

 metatarsi. 



Rare. In the British Museum. (E.) 



17. striata, F. S. A. 58. 5 (1805). ptmctata, Meig.; Stann. ; 

 Mcq. ; Sta3g. ; Es. ; Zett. D. S. semicincta, Meig. cunctans, Wied. ; 

 Meig. ; Mcq. ; Zett. I. L. trivialis ? Meig. ; Wiegm. rufa ? Mcq. ; 

 Meig. Fulva, thoracis disco maculis tribus ferrugineis, pectore halte- 

 ribusque testaceis, alis subfulvescentibus, abdominis segmentis ferrugi- 

 neo-fasciatis, tarsis fuscescentibus. Long. 2-2^-; alar. 4-5 lin. 



Tawny. Disc of the thorax with three large ferruginous spots, the 

 middle one in advance. Pectus testaceous. Wings with a tawny tinge ; 

 veinlets of the pra3brachial areolet forming a right angle, the fore one 

 about half the length of the hind one, and nearly as long as the sub- 

 apical vein before its fork; fork of the subanal vein a little nearer 

 than the fork of the subapical to the base of the wing ; anal vein not 

 extending to the fork of the subanal. Halteres testaceous. Abdomen 

 with ferruginous bands. Tarsi brownish ; fore tibiae longer than the 

 fore metatarsi. 



Common. (E. S. I.) 



18. unicolor, Meig. Zw. vii. 43. 51 (1838). Ferruginea, antennis 

 pedibusque concoloribus, alis pallide fulvis, tarsis fuscis. Long. 2; 

 alar. 4 lin. 



Ferruginous, as are also the antennae and the legs. Wings pale 

 tawny. Tarsi brown. 



" In this species particularly, the palpi are shorter and stouter, 

 the exterior joints not linear nor increasing in length, but obovate 

 or spatulate." Haliday, MSS. 



Not rare. Has been found at Holywood, near Belfast, and at 

 Blarney, Cork. In Mr. Haliday's collection. (I.) This species 

 is unknown to me, and I am not certain whether it belongs to the 

 preceding group. 



The twenty-three following species form a group which is dis- 



