274 THE SCOTTISH NATURALIST 



Chrysochlamys cuprea, etc. Many indeed seem to be isolated 

 at these places, their nearest congeners being far away. 



144. Leptogaster guttiventris, Zett., Golspie, 13th and 18th August 



1900. 



Empid.e. 



145. Hybos femoratus, Mull., Lochinver, 27th and 29th June and 



7th July 191 1 ; Loch Assynt, 12th June 1911; Tongue, 

 18th June 1884 (Verrall). 



146. H.grossipes,L., £ , Lochinver, 22nd June 191 1. This specimen 



agrees with Lundbeck's identification of this species, but its 

 correctness is by no means established. 



147. H. culiciformis, F., Lochinver, 1st July 191 1; Golspie, 28th 



July 1900. 



148. Cyrtoma spuria, Fall. ( = ? pi/osa, Lundb.), Loch Assynt, 18th 



June 191 1. 



149. C. nigra, Mg., £, Lochinver, 27th June 191 1; ?, Loch 



Assynt, 8th June 191 1. 



150. C. sp. inc., Golspie, 25th August 1900. 



151. Rhamphomyia anomalipennis, Zett., ? , Loch Assynt, 5th June 



1911. 



152. R. stigmosa, Macq., Loch Assynt, 2nd and 6th June 191 1. 



Apparently the R. albosegmentata of Verrall's list. 



153. R. sulcata, Fall, Loch Assynt, 2nd, 7th, 10th, and 21st June 



1911; Golspie, 9th June 1904. 



154. R. nigripes, F., Loch Assynt, 1st, 7th, and 16th June, 1911. 



155. R. tarsata, Mg., Lochinver, 23rd June 1911. 



156. R. sp. inc. {nitidula, Zett.?), ?, Loch Assynt, 3rd June 191 1. 



157. R. sp. inc., <£, Lochinver, 24th June 191 1. 



158. R. dentipes, Zett., <$ , Lochinver, 21st June 191 1 (the only 



specimen). 



159. R. geniculate*, Mg., Loch Assynt, 2nd, 3rd, and 5th June. 



1911J Lochinver, 20th, 21st, and 23rd June, and 7th and 

 13th July, 191 1. 



160. R. hybotina, Zett., Loch Assynt, 9th June 191 1. 



161. R.flava, Fall., Golspie, 16th June 1904. 



162. R. spirsirostris, Fall., recorded by Verrall from Tongue, 18th 



June 1884; but Mr Collin informs me that these specimens 

 are apparently R. dissimilis, Zett. 



163. Empis stercorea, L., Loch Assynt, 2nd June 191 1; Golspie 



13th June 1904. 



164. E. tessellata, F., Loch Assynt, 5th June 1911. 



165. E. sp. nov. ? Loch Assynt, 1st June 191 1. This species stands 



