18 LIST OF DIPTERA. 



Chironomus minimus, Meig. Dipt. i. 47, 61. Macq. Hist. Nat. 



Dipt. i. 59, 55. 

 a. England. From Mr. Walker's collection. 



Chironomus mcerens, n. s., mas. Niger, hirtus, abdomine nigra- 

 fusco, pedibus fusco-fulvis, alis albis. 



Size and form of C. plumosus : body black : feelers and their 

 plumes dark brown : palpi brown : abdomen dark brown, very hairy ; 

 hind border of segments paler : legs dark tawny, very hairy ; thighs 

 darker than shanks ; hips almost black : wings white ; spots on the 

 disk extremely small ; veins tawny ; poisers brown. Length of the 

 body 4 lines ; of the wings 5 lines. 



a. England ? 



Chironomus crassicollis, n. s., mas. Nigro-fuscus, pubescens, an- 

 tennis pedibusque fuscis, alis albis. 



Body blackish brown, downy : chest thick : abdomen much 

 narrower than the chest : feelers and legs brown : wings white, not 

 hairy, very iridescent ; veins pale yellow; poisers brown. Length 

 of the body 1 line ; of the wings 1^ line. 



a. St. Martin's Falls, Albany River, Hudson's Bay. Presented by 

 G. Barnston, Esq. 



B. Wings hairy. 



Chironomus fuscipes, Meig. Dipt. i. 49, 65. Macq. Hist. Nat. Dipt. 



i. 59, 65. Gim. Bull. Soc. Imp. Nat. Mosc. 1845, iii. 324, 



5-1. 

 a. England. From Mr. Walker's collection. 



Chironomus vernus, Meig. Dipt. i. 49, 66. 

 a. England. From Mr. Walker's collection. 



Chironomus flavipes, Meig. Dipt. i. 50, 67. Macq. Hist. Nat. Dipt. 



i. 59, 59. Zett. Ins. Lapp. 815, 37. Gim. Bull. Soc. Imp. 



Nat. Mosc. 1845, iii. 324, 52. 

 a. England. From Mr. Walker's collection. 



Chironomus Junci, Meig. Dipt. i. 50, 68. Macq. Hist. Nat. Dipt. 



i. 60, 60. 

 a. England. From Mr. Walker's collection. 



Chironomus flabellatus, Meig. Dipt. i. 51, 70. Gim. Bull. Soc. 

 Imp. Nat. Mosc. 1845, iii. 325, 54. 



a. England. From Mr. Walker's collection. 



b. France. 



