SCIENTIFIC VROGEEBm GS—contmued. 



13. Forbesia cancellata, gen. et sp. nov. (Bijhenopteris, sp., Baily). By 



T. Johnson, d.sc, f.l.s. (Plates XIII. and XIV.) (January, 1912.) Is. 



14. The Inheritance of the Dun Coat-Colour m Horses. By James Wilson, m.a., b.sc. 



(January, 1912.) Is. 



15. On the Vacuum Tube Spectra of the Vapours of some Metals and Metallic 



Chlorides. Part I. — Cadmium, Zinc, Thallium, Mercury, Tin, Bismuth, 

 Copper, Arsenic, Antimony, and Aluminium. By James H. Pollok, d.sc, 

 (Plates XV. and XVI.) (February 21, 1912.) Is. 



16. Changes in the Osmotic Pressure of the Sap of the Developing Leaves of 



Syringa violgaris. By Heney H. Dixon, sc.d., f.r.s., and W. E. G. Atkins, 

 M.A. (February 21, 1912.) 6rf. 



DUBLIN : PRINTED AT THE UNIVERSITY PRESS BY I'ONSONBV AND OIBBS. 



