LIST OF DIPTERA. 



upper ; poisers tawny. Length of the body If lines ; of the wings 



4 lines. 



a. Monte Video. Presented by C. Darwin, Esq. 



Anthomyia Cutilia, n. s., fern. Cyanea, abdomine purpuras cente , 

 palpis antennis pedibusque nigris, alls subcinereis. 

 Body dark blue, clothed with black hairs and bristles : front of 

 the head adorned with white lustre ; sides of the face without bris- 

 tles ; epistoma not prominent : eyes pitchy ; fore part rather flat ; 

 all the facets very small : sucker black, clothed with tawny hairs ; 

 palpi black, beset with black bristles : feelers black, shorter than 

 the face ; third joint linear, rather deep, rounded at the tip, much 

 longer than the second, but less than twice its length ; bristle bare, 

 full thrice the length of the third joint : abdomen bright purplish 

 blue, oval, a little broader but hardly longer than the chest : legs 

 black, clothed with black hairs and bristles ; foot-cushions pitchy : 

 wings slightly gray ; wing-ribs and veins black ; lower cross-vein 

 straight at each end, curved inward in the middle part of its course; 

 scales small, dark gray, with pitchy borders, the lower not extend- 

 ing beyond the upper ; poisers pitchy. Length of the body 2j lines ; 

 of the wings 5 lines. 

 a. Monte Video. Presented by C. Darwin, Esq. 



Anthomyia determinata, n. s. Nigro-cinerea, capite pectore abdo- 

 mineque canis, abdominis apice piceo , palpis antennis pedibusque 

 nitjris, tibiis piceis, alis fusco-subcinereis. 



Body black, clothed with black hairs and bristles : head 

 adorned with hoary lustre, with the exception of a nearly triangular 

 black spot on each side of the crown near the base of the feelers ; 

 sides of the face without bristles; epistoma very prominent: eyes 

 brassy red ; fore part flat, its facets small, but a little larger than 

 those elsewhere : sucker black, clothed with black hairs ; palpi 

 black, beset with black bristles : feelers black, nearly as long as the 

 face, resembling those of the first division of Tachina; third joint 

 nearly round, hardly longer than deep, a little longer than the 

 second ; bristle more than twice the length of the third joint, its 

 first joint short, second rather long, third very stout for one-third of 

 the length from the base, slender from thence to the tip : chest 

 tinged with gray : breast hoary : abdomen oval, a little longer than 

 the chest, adorned with a hoary covering, somewhat pitchy towards 

 the tip : legs black, clothed with black hairs and bristles ; shanks 

 pitchy ; foot-cushions dark tawny : wings pale gray, with a slight 



