656 LIST OF DIPTERA. 



Medeterus alboflorens, n. s., fem. JEneus fulvo pubescens subtus 

 albus, abdomine cupreo-viridi, antennis nigris, pedibus viridibus, 

 tarsis piceis, alls cinereis fusco subvittatis. 



Head and chest bronzed, beset with a few black bristles, thickly 

 covered with tawny bloom : eyes dark red, covered with white 

 down : mouth and feelers black : abdomen rather light green, min- 

 gled with copper-colour, thinly clothed with short black hairs, not 

 longer than the chest : hind chest, breast, and underside of the ab- 

 domen covered with white bloom : legs long, slender, green, slightly 

 covered with tawny bloom, beset with short black hairs and bristles ; 

 feet pitchy towards the tips ; claws black ; foot-cushions pale yel- 

 low : wings gray, very slightly clouded with brown along the bor- 

 ders of the veins ; wing-ribs pitchy ; veins black ; poisers tawny, 

 pitchy, and covered with white bloom towards the tips. Length of 

 the body 1 J — If line ; of the wings 4 — 4\ lines. 



a. Nova Scotia. From Lieut. Redman's collection. 



Medeterus notatus, Meig. Dipt. iv. 62, 6. Curt. Brit. Ent. pi. 

 162. Guer. Icon. Regn. Anim. Ins. pi. 96, f. 5. Macq. Hist. 

 Nat. Dipt. i. 452, 2. Musca notata, Fabr. Sp. Ins. ii. 448, 

 65. Ent. Syst. iv. 341, 120. Gmel. Ed. Syst. Nat. v. 2851, 

 225. Dolichopus notatus, Fabr. Syst. Antl. 269, 10. Hydro- 

 phorus armiger, Fall. Dolich. 4, 5. H. notatus, Zett. Ins. 

 Lapp. 701, 4. 



a. England. Presented by F. Walker, Esq. 



Medeterus bipunctatus, Wied. Meig. Dipt. iv. 637. Macq. Hist. 



Nat. Dipt. i. 453, 6. 

 a. England. 



Medeterus praecox, Wied. Meig. Dipt. iv. 64, 8. Hal. Zool. 



Journ. v. 357, 8. 

 a. England. 



Medeterus curvipes, Meig. Dipt. iv. 65, 10. Hal. Zool. Journ. v. 

 357, 10. Macq. Hist. Nat. Dipt. i. 453, 8. Dolichopus cur- 

 vipes, Fall. Dolich. 20, 27. Zett. Ins. Lapp. 713, 22. 



a, England. 



Medeterus loripes, Hal. Zool. Journ. v. 357, 11 . 

 a. England. Presented by F. Walker, Esq. 



Medeterus truncorum, Winth. Meig. Dipt. iv. 67, 15. Hydro- 



phorus truncorum, Zett. Ins. Lapp. 702, 8. 

 a. England. 



