190 LIST OF DIPTEKA. 



Dichelacera, Maequart. 



Dichelaceka alcicornis. Tabanus alcicornis ? Wied. Auss. Zvjeif. 

 i. 158, 74. Fulva, capite subtus flavo-albo, abdomine fasciis 

 apiceque ferrugineis, pedibus Jlavis articulis apice fuscis, tarsis 

 et metatibiis piceis, alis fusco limpido fulvo cinereoque vittatis, 

 fuscoque trimaculatis. 



Head tawny, ferruginous in front between the eyes, yellowish 

 white and clothed with yellowish white hairs beneath : eyes green 

 and purple : palpi tawny, clothed with black hairs ; lancets ferrugi- 

 nous: feelers tawny, not longer than the head; first and second 

 joints beset with black bristles, second joint half the length of the 

 first ; third joint much longer than the first and second, downy, 

 curved, black, ferruginous at the base, armed with a curved horn 

 which is about half its length : chest pale tawny ; a broad band on 

 the chest and the scutcheon ferruginous: breast paler than the 

 chest, with a white bloom : abdomen tawny ; first segment paler ; 

 hind borders of the following and the whole of the two last segments 

 ferruginous ; under-side paler and of one colour : legs pale yellow : 

 tips of fore thighs, of hind thighs, of fore shanks, and of middle 

 shanks brown ; feet and hind shanks piceous : wings brown on the 

 fore border, with a tawny tinge along the middle, and very slightly 

 gray on the hind border ; a very narrow colourless stripe runs 

 beneath the fore border, and there are three large irregular brown 

 spots along the wing, the largest is near the tip and joins the brown 

 of the fore border, and also touches the hind border ; veins piceous, 

 tawny towards the base ; poisers yellow. Length of the body 5 

 lines ; of the wings 1 1 lines. 



a. Brazil. 



Dichelaceka repanda, n. s., fern. Ferruginea, capite subtus fulvo, 

 thorace fulvo quadrivittato, pectore albido, pedibus ferrugineis, 

 tibiis anterioribus fulvis, tarsis piceis, alis, subcinereis fusco tri- 

 fasciatis. 



Body ferruginous : head pale tawny beneath : eyes piceous : 

 mouth ferruginous; sucker black: feelers ferruginous, with black 

 tips ; third joint having a very long curved horn at its base : chest 

 with four tawny stripes, its sides pale tawny : breast almost white : 

 abdomen paler towards the tip and beneath ; hind borders of the 

 segments fringed with yellow hairs : legs ferruginous ; fore shanks 

 and middle shanks pale tawny, with ferruginous tips ; feet and tips 

 of hind shanks piceous : wings slightly gray, with three irregular 

 brown bands, first band narrow, second broad, third still broader 

 and occupying the tip of the wing ; fore borders tawny ; veins pi- 





