ON SOME SCOTTISH DIPTERA 95 



'02, c^, Bavelaw Burn; 21, vii. '02, 2 c^ c? , Blackford Hill; 

 ibid.^ 18, vii. '04, 9 c^ (?, 5? ?; 29, vii. '04, c^ ; 6, vii. '06, 

 ?; 15, vii. '04, c?, Royal Botanic Garden, Edinburgh; 22, 

 vii. '04, (^ , St. Boswells ; 6, viii. '04, 2 ? $, Aberlady ; 17, 

 vii. '06, 4 (^ (^, Arniston ; 28, vii. '06, Musselburgh, "in some 

 numbers" (C), and "most years in August and September" 

 (C); 6, viii. '06, ? , Polton. Recorded "A.S.N.H.," January 

 1904, p. 32, as B.fuscipes Mg., a species neither of us has yet 

 been fortunate enough to secure. Mr. Verrall gives only five 

 recent English records, and Musselburgh, Perth, and Golspie, 

 in Scotland. 

 B. CHALYBEATA, Fovst. — A fairly common species. Taken as 

 early as May at Musselburgh ; chiefly, however, in June and 

 July (190 2-1 908). From the following localities, — Winch- 

 burgh (West Lothian), Polton (Midlothian), Blairgowrie, Balerno, 

 Lochgelly (Fifeshire), Loch Tay. 



B. MoRisii, Dak. — 2 ? ?, Arniston, 17, vii. '06; ?, Polton, 6, 

 viii. '06. Not a common species : the only Scotch records 

 given by Mr. Verrall are Ballater and Logic. 



LEPTID.^. 



Leptis scolopacea, L. — Aberlady, Musselburgh, Aberfoyle, 

 Comrie, Blairgowrie, West Calder (Midlothian), Lochgelly. 

 Also in June 1905, both sexes, at Balelone, N. Uist, Outer 

 Hebrides, and June 1906, at Uig, in Skye ( c? only). 



L. NOTATA, Mg. — (?, Musselburgh, 11, vi. '04 ; 2 $ $, Polton, 9, 

 vi. '06. " The Musselburgh specimen is the only one taken 

 there during several years collecting in the locality " (C.). 

 According to Mr. Verrall, it is a mountain species. 



L. TRINGARIA, L. — Frequently met with, chiefly in July and August, 

 Lochearnhead (Perthshire), Comrie, Blairgowrie, Aberfoyle, 

 Blackford Hill, Musselburgh, Arniston, Broughton, and Stobo 

 (Peeblesshire). "A very dark c^, taken near Edinburgh, but 

 hardly nigriventris" (W.). 



L. lineola, F. — The commonest of the genus, June to Sept. 1902- 

 1908. Blackford Hill, Polton, Arniston, Midcalder, Aberlady, 

 Aberfoyle, Blairgowrie, Comrie, Callander, Loch Tay, Whiting 

 Bay (Arran), Small Isles, Jura. "A c^, Blairgowrie, 12, vii. '08, 

 is very much darker than typical examples " (C). 



Atherix ibis, F. — ?, Comrie, 26, vi. '07 ; 3 ? ? on the Earn, 

 near Crieff, Perthshire, 3, vi. '08. " Standing fishing in the 

 middle of the river I saw a large number of these flies come 

 down stream in a continuous string. They settled one after 

 another on my waders — at the same spot " (W.). The remark- 



