Vol. L— Plate XLIII. 

 aiis. Roy. Soc. Edin r . 



Kidston and Gwynne-Vaughan : Fossil Obmundace^-Part V. 



St'Farlane & Erskine, Eilin 



It. Kidstou, Photo. 



OSMUNDITES SPETSBERGENSIS, Nathorst. M.S. 



