Thornley: Lincolnshire Diptera. : 345 
Eristalis arbustorum L. Cadney and Hibaldstow, 1898 
(Peacock). Ashby, 1898 (Dr. Cassal). Grimsby, 1897 
(A. Smith), 
Eristalis pertinax Scop. Cadney and Hibaldstow, 1898 
(Peacock). 
*Myiatropa florea Rnd. Torksey, one 2, roth September 
1898 (Thornley). 
Tropidia milesiformis Fin. Freshney Bogs, Great Cotes, 
13th July nes (Thornley). 
Xylota segnis L. Freshney Bogs, Great Cotes, one ¢, 
13th July 1898 (Thornley). 
Syritta pipiens L. Scotton Common, 1808. Freshney Bogs, 
1898 (Thornley). 
*Chrysotoxum arcuatum L. Cadney, one ?, 1898 (Peacock). 
*Chrysotoxum bicinctum L. Freshney Bogs, Great Cotes, 
one ?, 13th July 1898 (Thornley). 
Leucozona Iucorum L. Cadney,two examples, 1898 (Peacock). 
Fam. CONOPID&. 
Sicus ferrugineus L. Ashby, one example, 1898 (Dr. Cassal). 
Fam. TACHINID. 
*Exorista cheloniw Rnd. Ashby, 1898 (Dr. Cassal). [Several 
specimens which Dr. Cassal bred from Chelonia caja larve ; 
and which agree very well with the description of the above 
in Dr. Meade’s synopsis of the Tachinide. Alfred Thornley. | 
*Tachina rustica Mg. Cadney, September 1897 (Peacock). 
Somerby, 1897, one ¢, October (Peacock). Freshney Bogs, 
Great Cotes, 13th July 1898 (Thornley). 
In the list received from Mr. Grimshaw this species 
is marked (!); but they agree perfectly well with a speci- 
men I sent to Dr. Meade, taken in the New Forest, and 
returned by him as 7. rustica. 
*Tachina brevipennis Mg. Freshney Bogs, Great Cotes, 21st 
June 1898 (Thornley). 
This appears to be a very rare species, and is not men- 
tioned in Mr. Verrall’s List ; but is described by Dr. Meade 
in the Ent. M. Mag., Vol. 28, p. 38. 
Fam. DEXIDA:. 
Thelaira leucozona Pz. Freshney Bogs, Great Cotes, one ?, 
13th July 1898 (Thornley). 
November 1899. 
