The Scottish Naturalist. 163 



to suppose were likely to know anything regarding the Lepi- 

 doptera of Scotland. I now avail myself of an opportunity of 

 acknowledging the assistance thus received (without which this 

 list could not have been compiled), and of offering my sincere 

 thanks to the givers thereof. To save space and avoid repeti- 

 tion, I here indicate, under each district, the names of those to 

 whom I am indebted for information regarding the district. 



Tweed— J. Hardy, A. Kelly, J.Turnbull. Forth- -W. Cameron, 

 T. Chapman, J. P. Duncan, R. Hislop, Dr. W. D. Paterson, H.T. 

 Stainton, Dr. Boswell Syme, A. Wilson. Tay— C. G. Barrett, E. 

 Birchall, F. Bond, N. Cooke, J. Cooper, J. C. Dale, J. P. Dun- 

 can, H. Jenner Fust, Dr. Battershell Gill, A. Guthrie, W. Herd, 

 J. B. Hodgkinson, T. Hutchinson, J. Lamb, T. Marshall, 

 E. G. Meek, Sir T. Moncrieffe, D. P. Morison, A. Simpson, Jas. 

 Stewart, John Stewart. Dee— J. W. H. Traill. Moray— E. C. 

 Buxton, A. Davidson, Rev. Dr. Gordon, G.Norman, J. Thomson. 

 Orkney — J. W. H. Traill. Solway — SirW. Jardine, Miss Jardine, 

 W. Lennon, W. Douglas Robinson. Clyde — Dr. A. Chapman, 

 T. Chapman, J. C. Dale, J. P. Duncan, J. Dunsmore, 

 J. B. Hodgkinson, J. W. Peebles. Argy/e—E. Birchall, E. C. 

 Buxton, N. Cooke. West Ross -A. Davidson, H. Jenner 

 Fust. Hebrides — H. Jenner Fust. 



PLAN OF THE LIST. 



The Names used in this list are those which, according to the 

 law of priority, rightly belong to each species. In some in- 

 stances, the name thus used is not that by which the species 

 has been generally known in Britain, and in these cases the 

 latter name has been given also ; for the rest of the synonymy 

 I refer the reader to Staudinger & Wocke's elaborate " Catalog 

 der Lepidopteren des Europseischen Faunengebiets " (Dresden, 

 1871). 



To indicate the comparative scarcity or abundance of 

 individuals of a species, the terms " abundant," " common," 

 "not common," "rare," &c, are used. These require no ex- 

 planation beyond this, that "rare" means that single individ- 

 uals of the species are of occasional, but not frequent, occur- 

 rence ; and that " very rare " implies that only two or three 



