212 



DOLICHOPIDA*. 



plumatis atris, alls hyalinis, vena prabracMali flexa in apice excur- 

 rente, ibique cum cubitali paululum convergente, transversa in medio alee 

 sita ; Mas. tJiorace cinereo vittis duabus obscurioribus, pedibus anticis 

 longissimis ; Fcem. thorace ferrugineo. Long. 2^; alar. 4^ lin. 



Head cinereous behind. Face and front white. Antennae yellow. 

 Thorax in the male cinereous above with two darker lines, in the female 

 ferruginous with sometimes a cinereous spot before the scutellum, which 

 is yellow, with the base dusky in the male. Metathorax entirely 

 cinereous. Wings hyaline. Abdomen ferruginous, with the base of 

 the segments blackish, forming transverse bands, which in the female 

 are broader and notched behind at the middle so as to be almost 

 interrupted. Hypopygium of the male black. Legs pale yellow ; in 

 the male thejirst two joints of the fore tarsus very long and slender, the 

 rest short, the third and fourth dusky fringed at each side with black 

 bristles, the fifth joint ichitish. 



Bare. In Mr. Haliday's collection. (E.) 



5. aulicus, Mg. zw. iv. 48. 6 (1824) ; Ztt. Fcem. vividus, Mg. 

 Thorace cBnescente, fronts cyanea, hypostomate albido, antennis capite 

 transverso paulo brevioribus nigris, abdomine ferrugineo, fasciis quatuor 

 obscuris, pedibus pallide flavis, tarsis fuscis, alls subhyalinis, prabra- 

 chiali levissime flexa in summo apice excurrente, cubitalique subparallelis ; 

 Mas. hypostomate angustissimo argenteo, antennis capite paulo tantum 

 brevioribus, metatarso postico intus in medio subexciso et fasciculo 

 spinularum armato ; Fcem. hypostomate latiore cano, antennis capite 

 fere dimidio brevioribus, metatarso postico breviter pubescente simplici 

 et inermi. Long. 2-^ ; alar. 5 lin. 



Head brassy-green, duller in the female. Front blue. Face white, 

 of the female hoary, concave under the antenna. Antenna black ; 

 third joint short, deeply notched at the base, receiving the tip of the 

 second ; arista deflected before the tip. Thorax brassy -green, dull in the 

 female ; scutellum bluish. Wings almost hyaline ; discal transverse vein 

 distant by little more than its own length from the hind margin. Alulae 

 with a narrow black edge, the fringe yellowish in the male, blackish in 

 the female. Abdomen pale yellow with dusky incisures, transparent in 

 the male, with the small hypopygium not prominent ; in the female 

 usually brownish above. Legs pale yellow ; middle coxa? grey outside ; 

 posterior femora icith more than one spine about the tip ; tarsi dusky, 

 except the base ; hind metatarsus short, notched below in the male, with 

 a tuft of bristles before the notch. Allied to Rhaphium pallipes, &c., 

 more than to any other group, though the antenna are so short even in 

 the males. 



Not rare. (E. I.) 



6. bicolorellus, Ztt. d. s. 617. 104 (1843). Thoracis postici 

 impressi dorso nigro setoso, scutello fronteque virescentibus, hypostomate 

 albo, antennis brevissimis testaceis apice fuscis, abdomine pedibusque albo- 



