PHORA. 279 



d d. Costal vein ending at about half the length of the wing, 

 emitting an indistinct veinlet to about five-sixths of the 

 length ; mediastinal ending at before half the length of the 

 costal. First veinlet very slightly curved, ending at the tip 

 of the wing; second and third straight. Species 14. 

 d d d. Costal vein ending before half the length of the wing, 

 emitting no visible veinlet ; mediastinal vein ending at beyond 

 two-thirds of the length of the costal. Yeinlets very indis- 

 tinct or obsolete. Conicera, Meig. Species 15, 16. 

 b b. Thorax very much compressed. Metopina, Mcq. Species 17. 

 a a. Costal vein not ciliated. Gymnophora, Mcq.; Meig. Zw. vii. ; 

 Zett. Species 18. 



1. maculata, Meig. Zw. vi. 214. 7 (1830); Zett. vulgaris var., 

 Fal. Nigra, palpis antennis halteribus testaceis, alis subfuscescentibus, 

 macula subcostali fusca, abdominis segmentis pallide marginatis apice 

 fulvo, pedibus ferrugineis. Long. 2 ; alar. 4 lin. 



Black, dull. Palpi, antennae, and halteres testaceous. Wings pale- 

 brownish ; veins darker ; a brown spot at the tip of the cubital vein. 

 Hind borders of the abdominal segments pale ; tip tawny. Legs fer- 

 ruginous. 



Not common. (E.) 



2. thoracica, Fal. Phytomyz. 6. 3 (1823); Latr.; Meig.; Mcq.; 

 Zett. Nigra, palpis antennis pedibusque testaceis, thorace rufo, alis 

 limpidis apice fuscis, halteribus albidis, tarsis posticis subfuscis. Long. 

 2^ ; alar. 5 lin. 



Black, dull. Palpi, antennae, and legs testaceous or pale-tawny. 

 Thorax red. Wings limpid, brown towards the tips ; veins tawny. 

 Halteres whitish. Hind tibias rather bristly ; hind tarsi brownish. 



Rare. (E.) 



3. abdominalis, Fal. Phytomyz. 5. 2 (1823) ; Meig. ; Zett. Ni- 

 gra, palpis antennis abdomineque luteis, alis vix subluridis, pedibus 

 piceis, anticis fulvis. Long. 1^-2 ; alar. 3|-4 lin. 



Black. Head very bristly. Palpi and antennae luteous. Wings with 

 an extremely slight lurid tinge ; veins tawny. Halteres brown. Ab- 

 domen luteous, piceous at the base. Legs piceous, rather bristly ; fore 

 legs tawny. 



Bare. (E. S.) 



4. dimidiata, Meig. Zw. vi. 215. 9 (1830); Zett. thoracica var., 

 Fal. Nigra, palpis halteribus pedibusque testaceis, antennis fulvis, alis 

 luridis apice obscurioribus, tarsis fuscis. Long. 1-1^ ; alar. 2-2^ lin. 



Black. Palpi, halteres, and legs testaceous. Antenna3 tawny. Tho- 

 rax ferruginous-piceous. Wings lurid, darker towards the tips ; veins 

 brown. Legs slender ; tarsi brown. 



Not rare. (E.) 



