XCV1 PROCEEDINGS-PERTHSHIRE SOCIETY OF NATURAL SCIENCE. 
18th December, 1890. 
F. Buchanan White, M.D., F.L.S., F.E.S., President, 
in the Chair. 
The following donations were intimated :— 
Museum—Perthshire Collection. —A Widgeon—from Mr. T. Rich¬ 
mond, Hilton. Index Collection. —Fossils from hill behind Cairo, 
and Flint Nodule from Tombs of the Kings, Egypt—from Mr. A. 
Shields, Summerbank. 
Library. —Volumes of “Knowledge” and “The English Mechanic” 
—from Mr. A. Shields, Summerbank. “ A Revision of the British 
Willows ” by Dr. Buchanan White—from the Author. 
The Very Rev. V. L. Rorison, M.A., Dean of St. Andrews, 
Mr. R. Kinloch, W.S., Major Thornhill, and Mr. W. Burnett, were 
elected Ordinary Members. 
The following papers were read :— 
1. “ Shell Hunting in Cornwall and the Scilly Islands.” By H. 
Coates. 
2. “ On Spiders, with a list of Perthshire species.” By Professor 
J. W. H. Traill, M.A., M.D., F.L.S. (See Tra?is ., Vol. I., p. 207.) 
8th January, 1891. 
Mr. John Thomas, Vice-President, in the Chair. 
Mr. James Macdonald and Mr. D. Robertson were elected 
Ordinary Members. 
The following papers were read :— 
1. “The Rocks of Highland Perthshire: their Origin, Plication, 
and Denudation.” By H. Coates and P. Macnair. (See Trans. Vol. 
I., p. 221.) 
2. “Explosives.” By Andrew Thomson, D.Sc., F.E..S.E., F.C.S. 
12 th February, 1891. 
F. Buchanan White, M.D., F.L.S., F.E.S., President, 
in the Chair. 
The following donations were intimated :— 
Museum—Perthshire Collection. —Goldfinch, Shoveller, Scaup, 
P.ed-Breasted Merganser, Black Scoter, Velvet Scoter, Grey Plover, 
