DIPTERA SCOTICA : VI. THE WESTERN ISLES 261 



2 J and 5 ?, Balelone, N. Uist, June 1905 (Waterston). 

 [Some of the females may belong to scambus, Staeg., but as I 

 cannot distinguish them I have labelled them all c/ypeatusJ] 



164. P. manicatus, Mg. 1 3 , Iona, June 1906 (Waterston); 1 9, 



Dunvegan, Skye, June 1905 (Waterston); 2 < , Uig, Skye, 

 June 1906 (Waterston); 3 an d 2 ? , S. Uist, June 1910 

 (Grimshaw); North Uist, June 1883, C. W. Dale, Ent. Mo. 

 Mag., xx., p. 214 (1883-4). 



165. P. scambus, Staeg. 10 3 > S. Uist, June 1910 (Grimshaw). 



[For females see note under P. clypeatus.~\ 



166. Melanostoma mellinum, L. 1 <, Machrie, Islay, 30th 



August 1904 (Miss Evans); 1 <$ an d 1 ?, Jura, Sept. 1907 

 (Waterston); 3 $ and 1 $, Uig, Skye, June 1906 

 (Waterston) ; 4 $ and 8 $ (one melanic), S. Uist, June 

 19 10 (Grimshaw); 1 ^and 2 ? (one melanic), Benbecula, 7th 

 June 1906 (Kinnear); North Uist, June 1883, C. W. Dale, 

 Ent. Mo. Mag., xx., p. 214 (1883-4); 6 <J and 4 $, 

 Balelone, N. Uist, June 1905 (Waterston); 3 3 an d 4 ?, 

 Garynahine, Lewis, 4th July 1906 (Kinnear); 1 $ and 2 ?, 

 Stornoway, 8th July 1906 (Kinnear). 



167. M. scalare, Fab. 1 $ , Jura, Sept. 1907 (Waterston); 1 $, 



Balelone, N. Uist, June 1905 (Waterston); 1 $ and 1 9> 

 Stornoway, 8th July 1906 (Kinnear). 



168. Ischyrosyrphus glaucius, L. 8 9, Jura, Sept. 1907 



(Waterston). 



169. Syrphus cinctelli/s, Ztt. 1 and 1 ?, Jura, Sept. 1907 



(Waterston); 1 ?, Dunvegan, Skye, June 1905 (Waterston). 



170. S. grossularice, Mg. 1 ?, Jura, Sept. 1907 (Waterston). 



171. S. ribesii, L. 1 ?, Jura, Sept. 1907 (Waterston). 



172. S. torvus, Ost.-Sack. 1 ?, Jura, Sept. 1907 (Waterston). 



173. . vitripennis, Mg. 1 $ and 2 $, Jura, Sept. 1907 



(Waterston). 



174. Sphcerophoria menthastri, L. var. picta, Mg. 2 $, Jura, Sept. 



1907 (Waterston); 1 S, Uig, Skye, June 1906 (Waterston); 

 1 $, Garynahine, Lewis, 4th July 1906 (Kinnear). 



175. Neoascia floralis, Mg. 1 ?, Dunvegan, Skye, June 1905 



(Waterston); 1 ?, Uig, Skye, June 1906 (Waterston); 2 o ? 

 Lochboisdale, S. Uist, June 1906 (Waterston); 1 $, S. Uist, 

 June 1 9 10 (Grimshaw); 1 ?, Balelone, N. Uist, June 1905 

 (Waterston); 1 $, Garynahine, Lewis, 4th July 1906 

 (Kinnear). 



176. Rhingia campestris, Mg. 1 ?, Dunvegan, Skye, June 1905 



(Waterston) ; 3 $ , Barra, 3rd June 19 10 (Misses Baxter and 



