LIST OF DIPTERA. 641 



Chalarus holosericeus, Walk. Ent. Mag. ii. 270, 2. Pipunculus 

 holosericeus, Meig. Dipt, iv. 24, 12. P. exiguus, Hal. Ent. 

 Mag. i. 162. P. obscurus? Zett. Ins. Lapp. 580, 9. Atele- 

 nevra holosericea, Macq. Hist. Nat. Dipt. ii. 13, 2. 



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



Fam. XVII. Dolichopodes. 

 Rhaphium, Meig en. 



Rhaphium longicorne, Meig. Dipt. iv. 28, 1. Zett. Ins. Lapp. 703, 



1. Macq. Dipt. Nord. 51, 1. Hist. Nat. Dipt. i. 440, 1. 

 a. England. 



Rhaphium caliginosum, Meig. Dipt. iv. 29, 4, pi 9, /. 18. Macq. 



Hist. Nat. Dipt. i. 440, 3. Zett. Ins. Lapp. 703, 2. Hydro- 



chus laticornis, Fall. Dolich, 6, 3, var. e. 

 a. England. 



Mach&rium, Holiday. 



Mach^rium maritimum, Haliday, Zool. Journ. v. 352, I, pi. 15,/. 



11, 12. 

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



Diaphorus, Meigen. 



Diaphorus oculatus, Zett. Ins. Lapp. 706, 1. D. flavocinctus, 

 Meig. Dipt. iv. 33, 1, vi. 360. Macq. Dipt. Nord. 22, 1, pi. 1, 

 f 3. D. Hoffrnanseggii, Meig. vi. 5. Macq. Hist. Nat. Dipt. 

 i.*448, 1. D. bimaculata, var. ? Macq. Hist. Nat. Dipt. i. 448, 



2, pi. 9, /. 11. Dolichopus oculatus, Fall. Dolich. 28, 22. 

 a. England. 



Psilopus, Megerle. 



Psilopus platypterus, Meig. Dipt. iv. 36, 2. Macq. Dipt. Nord. 24, 

 1, pi. I, f. 4. Hist. Nat. Dipt. i. 448, 1, pi. 10, /. 23. Doli- 

 chopus platypterus, Fair. Syst. Anil. 270, 20. Leptopus tipu- 

 larius, Fall. Dolich. 23, 1. Psilopus tipularius, Zett. Ins. 

 Lapp. 714, 1. 



a. England. 



PART III. 8 L 



