CHIKONOMUS. 185 



Leys dull testaceous, loag, slender ; tips of the tibice and of the joints of 

 the tarsi Mack. 

 . Eare. (E.) 



148. offectus, u. Mas, niger, thorace cano vlttis tribus fere con- 

 jimctis nifjris, alls sahcinereis, venls albido'testaceis, abdomine nigro-piceo, 

 pedibus fascis. Long. 3-2^; alar. 3|-4 liu. 



Male. Black, slender. Antennae with black plumes. Thorax hoarg, 

 with three black, almost coitjlueid, stripes. JVimjs slightly greyish ; veins 

 whitish-testaceous. Abdomen piceous-black. Legs broicn, long, slender. 



Not common. (E.) 



149. sordidellus? Zett. I. L. 814. 26 (1840). Mas et Fcent. 



testaceus, thorace vlttis tribus nigris, alls subcinereis, venis albidis apud 

 costam testaceis, vemila transversa fusca, Imlteribus albis, abdomine fusco, 

 pedibus testaceis, tibiis et tarsorum articulis apice uigricantibus. Long. 

 2-3 ; alar. 4-5 lin. 



Testaceous. Thorax with three black stripes. Metathorax and disc 

 of the pectus black. Wings very slightly greyish; costal, radial, and 

 cubital veins testaceous, the rest whitish ; discal transverse veinlet brown. 

 Halteres white. Abdomen brown. Legs dull testaceous, long, slender ; 

 tips of the tibise and of the tarsi blackish. Male. Antennae with black- 

 ish plumes. 



Not common. (E.) 



150. frigidus? Zett. L L. 812. 14 (1840); 8toeg. ? Mas, niger, 

 thorace testaceo vittis tribus latissimis nigris, alis limpidis, venis halte- 

 ribuscjue albidis, pedibus fuscis. Long. 1 ; alar. 2 lin. 



Male. Black. Antennae with blackish plumes. Thorax above tes- 

 taceous, with three very broad black stripes. Jf^ings limpid ; veins and 

 halteres whitish. Legs brown. 



Bare. (E.) 



151. inserpens, n. Mas et Teem, testaceo-viridis, thorace vittis 

 tribus fuscis, alis albo-limpidis, venis albis apud costam testaceis, hal- 

 teribus albidis, pedibus testaceis, femoribus tibiisque apice tarsisque 

 fuscis. Long. 2-2|- ; alar. 3-4 lin. 



Testaceous-green. Thorax with three brown stripes. Wings limpid- 

 white ; costal, radial, and cubital veins testaceous, the rest white. Hal- 

 teres whitish. Legs testaceous ; tarsi and tips of the femora and of 

 the tibi;e brown. Male. Antcnna3 with brown plumes. Abdomen brown 

 towards the tip. 



Not rare. (E.) 



152. notatus? Meig. Zw.i.25.11(1818). Toem. testaceus, thorace 

 vittis tribus nigris, alis subcinereis, venis halteribusque albidis, illis apud 

 costam. abdomineque necnon tibiis apice tarsisque fuscis. Long. 1 } ; alar. 

 2 1 lin. 



Fern. Testaceous. Thorax loith three black stripes ; metathora.N: black. 

 Wings very slightly greyish ; costal, radial, and citkittal veins broicn, the 

 VOL. IV. i2 11 



