CONTENTS. XI 



Page 

 Shrike, Great Grey {Lanius excuhitor), and Northern Shrike {L. horealis). 



Remarks on the, by Mr Robert Gray, - 157 



Silurian Fossils from the Girvan Valley, collected by Mrs Robert Gray, 



Mr John Young on, --__-___- 166 



Snipe, Brown {MacrorJiamphus griseus), Mr Robert Gray on the, - - 7 



Societies with which Exchanges are made, List of, - - - . - 355 



Sparrow, Tree [Passer montanus), Mr John Jameson on the, - - 57 



Spirals found in Fir Cones, Professor Dickson on, - - - - 155 

 Spirals in the Phyllotaxy of Vegetables, Remarks on the Simpler, by 



Mr James Ramsay, - - - - - - - - -158 



Star Fishes from Girvan, Mr Robert Gray on, - - - - - 17 



Stenotheca from Silurian Rocks, Girvan, Professor John Young on, - 223 



Stint, Temminck's (Tringa temminclcii), Mr Robert Gray on, - - 164 

 Sutherlandshire, On the Birds found Breeding in, by Mr J. A. Harvie- 



Brown, _---_-_---_ 69 

 Sutherlandshire, On the Mammals and Reptiles of, by Messrs Edward 



R. Alston and J. A. Harvie-Brown, 138 



Swan, Bewick's {Cygnus heioichii), Mr Robert Gray on, - - - 150 



Tattler, Green-rumped [Totanus cMoropygius), Mr Robert Gray on the, 7 



Tench {Cyprinus tinea), Professor John Young on the, - - - 67 



Tenthredinidae hitherto unrecorded in Britain, Mr P. Cameron, jun., on, 261 



Tern, Black {Sterna fissipes), Mr Edward R. Alston on the, - - - 63 



Tertiary Shells from New Zealand, Mr John Young on, - - - 194 



Tit, Marsh {Parus palustris), Mr James Lumsden on the, - - - 181 



Tit Marsh, Mr Robert Gray on the, ------- 216 



Trearne Quarry, Beith, Crinoids from, Mr John Young on, . - - 262 



TricMosoma sorhi and other Species, Mr Peter Cameron on, - - - 303 



Trilobites from Silurian Strata of Girvan Valley, Mr John Young on, - 179 



Trout, Tailless, from Islay, Mr G. Martin, jun., on the, - - - 179 



Turkey, Brush {Talegalla lathami), Dr Dewar on the, - - - - 150 



Turkey, Wild {Meleagris gallipavo), On the Introduction of the, into 



Argyllshire, by Mr John Gilmour, - - - - - 11,189 



Urania ripheus and other Species of the Genus, Mr T. Chapman on, - 222 



Vegetation in the Public Parks during Jan. 1875, as compared with 



Jan. 1874, Notes on, by Mr D. M'Lellan, ----- 324 



Vegetation, Notes on the Injury done to, by the severe Frost of the 17th 



May 1871, by Mr James Ramsay, -.--.- 169 



Venilia macularia, Mr T. Chapman on, - - - - - - 17 



Vole, Water {Arvicola amphihius], Albino varieties of the, Mr James 



Lumsden on, ---_---.-_ 251 



Warbler, Blue-throated (Cyanecula suecica), Mr Robert Gray on the, - 192 



Wasps, Social, found near Glasgow, Mr P. Cameron, jun., on the, - 259 



