226 MUSCID^E. 



Yellow. Vertex pale red ; a black dot about the ocelli. Antennae 

 brown towards the tips. Thorax with three pale red stripes, and with 

 two black stripes; metathorax black. Wings nearly limpid. Abdo- 

 men with three rows of black dots. 



Common. (E. S. I.) 



The following additional species of Meromyza have been recorded 

 as British : 



1. femorata, Mcq. 2. nigriventris, Mcq. 



Genus IV. CHLOROPS. 



CHLOKOPS, Meig. Zw. vi. 138 (1830) ; Pz. ; Mcq. Oscinis p., F. S. A. ; 

 Schr. F. B. ; Latr. ; Fal. ; Zett. Musca p., F. E. S. ; Gmel. ; Schr. 

 I. A. Tephritis p., F. 



Corpus breve. Caput transversum. Facies obliqua. Antennae brems- 

 simce ; articulus tertius rotundus ; arista gracilis nuda. Alee medio- 

 cres ; vena cubitalis costali juncta. Jemora postica gracilia ; tibia 

 posticce recta. 



Body short. Head transverse. Vertex flat. Front prominent. Face 

 oblique. Antennae very short, not near reaching the epistoma; third 

 joint round, twice the length of the second ; sixth bare. Wings mode- 

 rately broad ; costal vein ending at a little in front of the tip of the 

 wing ; subcostal ending at much beyond one-third of the length ; radial 

 ending at three-fourths of the length ; cubital ending at very near the 

 tip of the costal ; prabrachial ending on the hind border near the tip ; 

 pobrachial ending at beyond half the length ; discal transverse straight, 

 upright, parted by more than twice its length from the prasbrachial 

 transverse and from the border. Abdomen obconical. Legs of mode- 

 rate length. Hind femora slender. Hind tibiae straight. 



Some of the species of this genus are excessively abundant, and 

 their larvae are very injurious to corn. 



a. Thorax with five black stripes. 



b. Abdomen yellow, with a black spot on each side at the base. 



Species 1. 



b b. Abdomen yellow, with black bands. 

 c. Vertex with a reddish dot on each side. Species 2. 

 c c. Vertex with no reddish dots. 

 d. Head without a black stripe. 



e. Legs yellow ; tarsi with black tips. 

 /. Wings nearly limpid. Species 3. 

 //. Wings grey. Species 4. 



e e. Fore tarsi at the base, and tips of the fore tibia? black. 

 Species 5. 



