PLATYPEZID^. 323 



anal veins and the posterior brancli of the prsebrachial. Tlie 

 mediastinal vein is very faint and close to the subcostal. 



These flies are small, very active, and abound from the 

 beginning of spring till the end of autumn on shores, marshy 

 woods, and in most grassy spots. 



1. lutea, Pz. ! fii. cvoii. 20, 21 (1815 ?) ; Mg. ; Mq. ; Zti.—furcata, 

 Fin. Tedacea, alls sullimpidis. Long, li-li ; alar. 3-3^ lin. 



Testaceous. Eyes and antennte black. Whujs almost colowless. 

 Haltorcs pale yeUow. 



Generally distributed. (E. S. I.) 



2. flavicauda, Mg. zw. iv. ]07. 2 (1824); Mq. ; Ct. ! b. e. 701. 

 — rlpar/a? Mg.; Mq. — rivalis? Mg.; Mq. — uiffrimana? Mg. ; Mq. — 

 tkoracica ? INIg. ; Mq. Lutea, alls subfulvis, ahdomine supra fusco late- 

 ribus apiceque luteo. Long, l^-l^^; alar. 3^-4 liu. 



Luteous. Eyes and antennae black. Wings slightly tawny. Ab- 

 domen brown above, luteous on each side and towards the tip. 

 Generally distributed. (E. S. I,) 



3. lacustris, Mg. zw. iv. 107. 3 (1824); M([.—2mlustris? Mg. 

 Lutea, alls subfulvis, abdomine supra n'ujro-fusco . Long. li-l|^ ; alar. 

 3i-4 lin. 



Luteous. Eyes and antenna' black. Wings slujhtly tawny. Ab- 

 domen blackish-brown above. 



Generally distributed. (E. S. I.) 



4. punctum, Mg. zw. iv. 110. 9 (1824). Ferrur/inea, thorace niyro- 

 vittato, scutello apice albido, alis subfidvis, abdomine nigro-fusco apice 

 luteo. Long, li-1-^ ; alar. 3|— 4 lin. 



Ferruginous. Thorax with a black stripe; tip of the scutellum, 

 whitish. Eyes and antenna? black. IFings slightly tawny. Halteres 

 and legs tawaiy. Abdomen dark brown above. 



Generally distributed. (E. S. I.) 



5. tristis, Mg. zw. iv. 110. 10 (1824) ; Mq. Obscure ferrnginea, 

 alis cinereis, abdomine supra fusco, pedibus palUdioribus. Long. 1 J-l|^ ; 

 alar. 3|-4 lui. 



Dark ferruginous. Eyes and antcnufe black. JFings grey. Hal- 

 teres tawnv. Abdomen brown above. Legs pale feiTuginous. 

 Not rare. (E.) 



Family XXIIL PLATYPEZIDJi]. 



Bolichopodes p., LI. Flatypezince, Fin. ; Mg. ; Mq. DoUchopida; 

 p., Lch. 



Proboscis brevis, inaxillis uuUis. Antennae articulo tertio compresso, arista 



