150 TRAJMSACTIONS, NATURAL HISTORY SOCIETY OF GLASGOW. 



Platyclurus angustatus, Ztt., 



Pyrophcena granditarsa, Forst., 



Fyrophcena rosarum, F., - 

 Melanostoma gcalare, F., - 



* Ischyrosyrphus glaucius, L., - 



Ischyrosyrphus laiernarius, Miill. 

 Catabomha pyrastri, L., 



*Catabomba selenitica, Mg., 



*Syrphus albostriatus, Fin., 

 *Syrphus iricincius, Fin., 



8th June— 9th Sept. Blair- 

 more; Holy Loch ; Cambus- 

 lang ; Crookston ; Aid more 

 Point ; Muiroch Glen ; 

 Monkd. CI. 



19th July— 11th Aug. Holy 

 Loch ; Strone ; Blairmore ; 

 Fossil Marsh; Monkd. CI.; 

 Murroch Glen. 



6th July— 31st Aug. CoHn- 

 traive ; Blairmore ; Holy 

 Loch. 



19th May— 2nd Sept. Ard- 

 more Point ; Colintraive ; 

 Loch Libo ; Ardentinny ; 

 Cambu slang ; Loch Eck ; 

 Baldernock; Troon; Calder- 

 woodGlen; Hawkhead Est.; 

 Tarbert (A. Ross). 



9th July — 2nd Aug. Glen 

 Massan ; Blairmore ; Glen 

 Finart. 



26th July— 20th Aug. Blair- 

 more; Dundonald Glen. 



1 9th July— 1 2th Oct. Monkd. 

 CI. ; Strachur ; Crookston ; 

 Cadd. Wild.; Stepps; Troon; 

 Blairmore. 



7th Sept.— 12th Oct. Stepps. 

 About a dozen specimens, 

 and both sexes (R. H. and 

 A. Ross). 



14th July — ISth Aug. Arden- 

 tinny; Troon. 



24th May— 25th Aug. South 

 Bar (A. Ross); Stepps ; 

 Troon ; Blairmore ; Hawk- 

 head Est. 



