HELOMYZA. 161 



The following additional species of Sciomyza have been recorded 

 as British : — 



1. simplex, Jal. 4. notata, M^g. 



2. glabricula, Tal. 5. nigrimana, Mdg. 



3. griseola, Fal. 



Genus VII. HELOMYZA. 



Helomyza, Hal. Westw. Class. 1. 145 (1839). Musca p., F. ; Sclu*. 

 Helomyza p., Pal. ; Meig. ; Mcq. 



Corpus oblongum, subsetosum. Antennarum artmdus tertins conicus, 

 secundo duplo longior ; arista plumosa. Ala mediocres ; vena costali 

 sjjinosa. 



Body ol)long, with a few liristlcs. Front flat ; face nearly vertical ; 

 sides of the peristoma slightly projecting. Antenna nearly reaching 

 the epistoma; third joint conical, about twice the length of the second ; 

 sixth slender, itlumose loith long hairs or pubescent. Thorax elliptical. 

 Wings moderately long ; costal vein armed toith short spines, eliding on 

 the hind border near the tip ; subcostal ending before one-third of the 

 length; mediastinal ending much before half the length; radial ending 

 at about seven-eighths of the length ; cid3ital and prasbrachial slightly 

 diverging between the transverse veins, nearly parallel from the discal 

 transverse to the border. Legs hairy, with a few bristles. 3Iale. Ab- 

 domen linear. Fern. Abdomen long-obcouical. 



1. nifa, Fal. Helom. 4. 2 (1820); Meig.; Mcq.; Zett. Fulva, 

 capite flavo, arista plumosa, thorace ferrugineo-bivittato, alis cinereis 



fusco-variis maculisqiie duabiis connexis apicalibus albidis, abdomine ni- 

 gro-fasciato, pedibus testaceis. Long. 2| ; alar. 5 lin. 



Tawny. Head yellow, whitish, testaceous in front and beneath. 

 Antennae tawny ; sixth joint black, plumose. Thorax with two ferru- 

 ginous stripes. Pectus testaceous. Scutellum flat, blackish at the 

 base. Wings grey, brown towards the tips, tohere are tico whitish con- 

 nected spots; transverse veins clouded with brown; discal transverse 

 slightly oblique, nearly straight, parted by twice its length from the 

 prajbrachial transverse, and by a little less than its length from the 

 border. Halteres and legs testaceous. Abdomen with blackish con- 

 nected bands on the liind borders of the segments. 



Generally distributed. (E. S. I.) 



2. flava, Meig. Zw. 6. 50. 3 (1830). Fulva, arista plumosa, tho- 

 racis disco cinereo, alis subcincreis, strigis discalibus obscurioribus macu- 

 Hsque tribus apicalibus fuscis, venis transversis nebnlosis. Long. 3 ; 

 alar. 6 Un. 



Tawny. Head yellow beneath, with white tomentura about the eyes. 



VOL. II. Y 



