154 POL1CHOPID.E. 



the female. Wings brownish ; fringe of tfo alula pale. Appendages 

 of the hypopygium black at the tip, with pale curled hairs. Belly pale. 

 Legs pale yellow ; tarsi dusky, except the first joint. In the male the 

 legs are excessively long, the fore tarsi pale, with the last joint black, 

 compressed, pallet-shaped. 



Rare. In the British Museum and other collections. (E.) 



2. obscurella, Fin. d. s. dol. 13. 11 (1823) ; Stn.; Hal. ; Ztt.- 

 appendiculata, Mq. ; Stg. -plebeja, Mg. (foem.). Obscure cenea, capite 

 albido, palpis nigris, pedibus pallidis, alulis fusco-ciliatis, tarsis simpli- 

 cibus. Long. l|-2 ; alar. 4 lin. 



Brassy blackish-green, not shining ; front and face whitish, face clear 

 white in the male. Palpi black. Antenna black, third joint at the 

 end reddish-brown, longer in the male, in which also the penultimate 

 joint is half as long as the last, but much less in the female. Wings 

 brownish, fringe of the alula dusky. Appendages of the hypopygium 

 dusky at the tip, with pale curled hairs. Legs pale yellow ; tarsi 

 darker except the first joint, simple in both sexes. Very like the pre- 

 ceding, but smaller, and the legs shorter, especially in the male. 



Common about rivulets in the shade. (E. S. I.) 



3. fulvicaudis, (Ct. MSS.) Obscure cenea, capite albido, antennis 

 et abdomine basi ferrugineis, pedibus pallidis, Mas. Long. 1^ lin. 



Dull brassy-green y with a hoary tinge; face clear white. Palpi 

 yellowish. Antenna ferruginous, with the end of the third joint dusky ; 

 penultimate joint not elongated. Wings hyaline, fringe of the aluke 

 pale. First two segments of the abdomen somewhat pellucid ferruginous, 

 with their hind margin brassy, more largely in the second. Hypopy- 

 gium with the outer pair of appendages small, but somewhat dilated, 

 blackish-brown, fringed with paler hairs, their margin crenulated. Legs 

 very pale yellowish; tarsi darker towards the end, simple. 



A male found near Bristol; in Mr. Curtis' s collection. (E.) 



Genus III. DOLICHOPUS. 



DOLICHOPUS, Mg. (1824); Stn.; Hal.; Stg.; et Ammobates, Stu. ; 

 Stg. Dolichopus p., LI. (1796) ; Fb. s. a. ; Fin. ; Ztt. Satyra p., 

 Mg. (1803). Muscay., L. ; Spl. ; Gfr.; Mir.; Hrs.; Gm. ; Ksi. ; 

 Shr. Orthoceratium p., Shr. 



Antennae articulo tertio apice attenuato, arista dorsali sinuata. Pro- 

 boscis capite bremor. Hypopygium maris extricatum, obscurum, la- 

 mellis geminis externis patulis. 



Generally stouter than the others of the family. Eyes pubescent, se- 

 parated ; face usually very narrow in the male ; cilia of the lower orbit 

 black, or pale ; supercilia black spines. Proboscis usually very short, 

 never as long as the head. Antenna with the third joint tapering, 



