232 PIPUNCULIDjE, 



b b. Abdomen flat. Species 7, 8. 

 a a. Prsebrachial vein forked. Species 9. 



1. maculatus, Wlk. e. m. ii. 264. 1 (1834). lateralis, Mq. 

 JEneo-ater, abdominis lateribus pedibusque fulvis ; Mas. alisfuscis; Fcem. 

 alls subcinereis. Long. 1^ 1|- ; alar. 2| 3^ lin. 



jEneous-black. Head silvery. Halteres yellow. Abdomen with the 

 second and third segments tawny on each side. Legs tawny. Male. 

 Wrings brown. Fern. Wrings pale grey. 



Not common. In the collection of the Entomological Club. 

 (E. L) 



2. sylvaticus, Mg. zw. iv. 20. 3 (1824); Mq.; Wlk.; Ztt. 

 Nigro-viridis, genubus tarsisque fulvis ; Mas. alis subfuscis ; Fcem. alia 

 cinereis. Long. 1 J 1-J- ; alar. 2-2 J lin. 



Greenish-black. Head silvery. Halteres tawny. Knees and tarsi 

 tawny. Male. Wings brownish. Fern. Wings grey. 

 Not rare. (B. L) 



3. geniculatus, Mg. zw. iv. 20. 2 (1824); Mq. ; Wlk.; Ztt. 

 Niger, genubus fulvis ; Mas. alis subfuscis ; Fcem. alis subcinereis. 

 Long. H-f ; alar. 2|-3| lin. 



Black. Head silvery. Wings rather short. Halteres tawny. Knees 

 tawny. Male. Wings slightly brown. Fern. Wings pale grey. 

 Not rare. (E.) 



4. flavipes, Mg. zw. iv. 21. 5 (1824); Mq. ; Wlk.; Ztt. Niger, 

 alis cinereis, pedibus fulvis. Long. 1^2 ; alar. 4^5 lin. 



Black. Head silvery. Wings grey. Halteres and legs tawny. 

 Not rare. (E. S. L) 



5. pratorum, Mn. d. s. syrph. 15. 1 (1816) ; Mg. ; Mq. ; Ct. ! b. 

 e. 757; Wlk.; Ztt. Nigro-cinereus, alis subcinereis, pedibus fulvis, fe- 

 moribus nigro-fasciatis. Long. 1^; alar. 4 lin. 



Black, tinged with grey. Head silvery. Wings pale grey. Halteres 

 yellow. Legs tawny ; femora with broad black bands. 

 Generally distributed. (E. S.) 



6. campestris, LI. h. n. xiv. 392 (1810) ; Mg. ; Lch. ; Mq. ; Wlk. ; 

 Ztt. cephalotes, Bosc. Niger, thoracis lateribus abdomineque basi canis, 

 alis subcinereis, tibiis basi genubusquejlavis. Long. 1^2 ; alar. 45 lin. 



Black. Head silvery. Sides of the thorax and base of the abdomen 

 hoary. Wings slightly grey. Halteres tawny. Tibia towards the 

 base and knees yellow. 



Generally distributed. (E. I.) 



7. modestus, Hal. e. m. 1. 162 (1833) ; Wlk. Ater, opacus, anten- 

 nis acuminatis, abdominis maculis lateralibus cinereis. Long. 2 ; alar. 5 lin. 



Black, dull. Front silvery, glossed above with black. Antenna 

 acuminated. Wings dark grey. Halteres piceous. Abdomen with 

 lateral grey triangular spots almost meeting in the middle. Knees and 



