PROCEEDINGS 



>■ OF THE 



ROYAL PHYSICAL SOCIETY 



PROMOTION OF ZOOLOGY AND OTHER BRANCHES OF 

 NATURAL HISTORY. 



SESSION 1904-1905. 



No. 1. Vol. XVI. Pages 1-24 



CONTENTS. 



PAGE 



Morphological Variations in Vipera benis. Size and Scaling. By 



Gerald Leighton, M.D., F.R.S.E., 1 



On the Trapezium (os multangulum majus) of the Horse. By 0. Charngck 



Bradley, M.B., F.R.S.E., . . . . . . .', IJ .1 . 9 



Scotia Collections. — Note on the Gonostyles of two Antaj^ctic Siphonophora. 



By Professor J. Arthur Thomson, M; A. [Plate I.], ,. . . 19 



Note on Liniax tenellus (Miill.), with Exhibition of Living Examples from 



the " Forth " Area. By William Evans, F.R.S.E., . . .22 



I 



EDrNBtTRGH: M*FARLANE & ERSKINE. 

 December 1904. 



