LIST OF DIPTERA. 34 J 



adorned with three rich dark brown stripes ; middle stripe longer 

 than the side stripes, ferruginous in front and coming near to the 

 scutcheon behind ; side stripes much shorter in front and a little 

 longer behind ; there is also a white mark on each side near the fore 

 chest ; sides of the chest beset with some black hairs and longer 

 black bristles : breast partly covered with a hoary bloom : abdomen 

 cylindrical, piceous, rather thickly clothed with short black hairs, 

 much narrower than the chest and twice its length ; sides of the 

 segments ferruginous ; under-side also ferruginous, and having a 

 piceous stripe along its whole length; first and second segments short; 

 the following segments, from the third to the tip, successively de- 

 creasing in length : legs ferruginous, clothed with short black hairs ; 

 shanks beset with a few black bristles, their tips and the tip of each 

 foot-joint armed with a circlet of black spines ; shanks at the base and 

 foot joints (excepting their tips) tawny; claws black ; foot-cushions 

 pale yellow ; fore legs armed with a long curved black tooth at the 

 tip of the shank, and with a short blunt tawny tooth at the base of 

 j the foot : wings brown, darkest at the base and along the fore bor- 

 der for half the length ; wing-ribs and veins piceous ; poisers dark 

 tawny. Length of the body 12 lines ; of the wings 22 lines. 



a. Honduras. From Mr. Miller's collection. 



I Dasypogon Carvilius, n. s., fern. Ferrugineus, capite nigro, thoracc 

 nigro quadrivittato, scutello fulvo, abdomine apice piceo, anteu- 

 nis fulvis apice nigris, pedibus ferrugineis, alls fulvis basi et ad 

 costam subfuscis. 



Head black, not broader than the chest, tawny on the front, 

 clothed behind and beneath with black hairs, and having a few 

 black bristles on the crown and along the rims of the eyes ; clypeus 

 armed with about twelve white bristles, and having also a few white 

 hairs : lip short, black, shining, tawny at the base, furnished with a 

 few tawny hairs, and having a tuft of short yellow hairs at the tip ; 

 palpi black, rather long, clothed with tawny hairs and black bristles, 

 the latter chiefly at the tips : eyes dull bronze ; fore part flat, com- 

 posed of large facets, which, however, decrease in size as they di- 

 verge towards the outer part ; the latter, or the means of the upward, 

 the downward and the side sight, are, as usual, convex and composed 

 of very small facets of equal size: feelers tawny; first and second 

 joints beset with short black hairs ; second joint a little shorter than 

 the first ; third joint black, very long spindle-shaped, clothed with 

 a few black hairs, nearly twice the length of the first and of the se- 

 cond ; fourth joint very small : fore chest black, furrowed across, beset 

 with black bristles : chest and breast ferruginous, with a few black 

 hairs and bristles : chest with four black stripes ; the two middle 



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