834 LIST OF DIPTERA. 



slightly inclined outward ; scales white. Length of the body 3 



lines ; of the wings 6 lines. 



a. North America ? Presented by the Entomological Club. 



Group V. Cynomyia, Desv. Essai Myod. 363. 



Sarcophaga mortuorum, Meig. Dipt. v. 16, 1. Zett. Ins. Lapp. 

 650, 6. Dipt. Scand. iv. 1303, 25. Musca mortuorum, Linn. 

 Syst. Nat. ii. 989. Faun. Suec. 1830. Gmel. Ed. Syst Nat. 

 i. 5, 2839, 67. Schceff. Icon. pi. 54, /. 9. Turt. *iii. 600. 

 Don. Brit. Ins. xv. 5, pi. 507. Latr. Gen. Crust, iv. 345. 

 Cons. Gen. 444. Fall. Muse. 45, 18. M. vomitoria, Fabr. 

 Sp. Ins. ii. 439, 17. Ent. Syst. iv. 318, 25. Syst. And. 290, 

 14. Stew, El. ii. 258. Turt. iii. 600. M. 'chrysocephala, 

 Deg. Ins. vi. 30, 5, pi. 60,/. 5. Volucella vomitoria, Schrank, 

 Faun. Boic. iii. 2488. Cynomyia mortuorum, Desv. Essai 

 Myod. 364, 1. Macq. Hist. Nat. Dipt. ii. 233, 1, pi. 16, /. 4. 

 C. chrysocephala, Desv. Essai Myod. 364, 2. 



a. Eugland. 



Sarcophaga chlorogaster, Wied. Auss. Zweif. ii. 359, 9. Walk. 



Linn. Trans, xvii. 353,58. 

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



Sarcophaga Ortogesa, n. s., mas. Cyanea, viridi purpureoque 

 vario, thoraci vittis quatuor canis, abdomine viridi basi purpu- 

 reo, antennis pedibusque nigris, femoribus eyaneis, alls subcine- 

 reis. 



Body bright blue, tinged here and there with green and pur- 

 ple, clothed with black hairs and bristles : head adorned with a 

 white covering ; sides of the face fringed with bristles at the base ; 

 epistoma not prominent : eyes dark red : sucker black ; palpi black, 

 beset with black bristles ; first and second joints of the feelers black : 

 chest adorned with four hoary stripes : abdomen oval, a little broader 

 and longer than the chest ; first and second segments purple ; hind 

 border of the second segment bluish-green ; third and following 

 segments green : legs black, clothed with black hairs and bristles ; 

 thighs blue ; foot-cushions dark tawny : wings slightly gray ; wing- 

 ribs and veins black ; tip cross-vein forming hardly less than a right 

 angle with the fourth longitudinal vein, much curved inward near 

 the base, slightly waving from thence to the tip, joining the border 

 at some distance above the tip of the wing ; lower cross-vein with 

 two very short and slight curves near the base, the first outward, 



