64 MYCETOPHILID^E. 



hyalinis, abdomine nigro-fusco, incisuris apiceque flavis, tarsis fuscis. 

 Long. 2 ; alar. 4 lin. 



Yellow. Antennie brown, yellow at the base ; as long as the thorax. 

 Thorax with three brown stripes, the lateral pair shortened in front. 

 lyings greyish, with two hyaline bands. Abdomen blackish -brown ; 

 sutures and tip yellow. Tarsi brown. 



Rare. " Inhabits decaying stumps bearing Boleti in copses." 

 Meig. In the collection of Mr. Clifton. (E.) 



2. ferruginea, Walk. C. D. B. M. i. 88 (1848). Fulva, autennis 

 abdominisque fasciis fuscis, alis subcinereis, pedibus testaceis. Long. 4 ; 

 alar. 7 lin. 



Pale tawny. Antennae brown, testaceous towards the base. Wings 

 slightly greyish. Abdomen with a broad brown band on the hind bor- 

 der of each segment. Legs testaceous ; femora paler than the tibia3. 



Rare. In the British Museum. (E.) 



3. vittata, u. Testacea, antennis, thoracis fasciis tribus, abdominis 

 vitta dorsali tarsisque fuscis, alis subciuereis. Long. 2^ ; alar. 5 lin. 



Testaceous. Antennas brown, testaceous at the base. Thorax with 

 three brown stripes, the middle one in advance of the others, broadest 

 in front. Wings very slightly greyish. Abdomen with a brown dorsal 

 stripe. Tarsi brown. 



Rare. (E.) 



Genus XXI. PLATYURA. 



PLATYUKA, Meig. Zw. i. 231 (1818) ; Curt. ; Mcq. ; Zett. Ceroplatus\>., 

 F. ; Latr. Rhagio p., F. Sciara p., F. Asindulum p., Latr. Cero- 

 platus p., Zett. 



Corpus angustum, longum. Caput parvum. Proboscis brevis. Oculi 

 rotundi. Ocelli tres, intermedius minimus. Palpi 4-articulati ; 

 articulus quartus longus, linearis. Antenna 17-articulatse, breves, 

 validfE. Thorax brevis, subellipticus. Alan nudte, mediocriter lata; ; 

 vena cubitalis furcata. Halteres breves. Abdomen depressum, tho- 

 race triplo longius. Pedes graciles, longiusculi; tibia non spinosa ; 

 calcaria brevia. 



Body narrow, long. Head small. Proboscis short. Eyes round. 

 Ocelli three, the middle one very small. Palpi four-jointed ; first joint 

 small ; second robust ; third large ; fourth long, linear. Antennae short, 

 stout, seventeen-jointed, less than half the length of the body ; joints 

 transverse. Thorax short, nearly elliptical. Winys bore, moderately 

 broad ; subcostal vein slightly curved forward towards its tip, ending 

 at very little beyond one-third of the length of the wing ; radial straight, 

 ending at a little before two-thirds of the length ; cubital forked, con- 

 nected with the radial at before one-third of the length, when it furius 



