Contents. 



Ryan (H.), and T. Glover, M.Sc. : — 



On the Nitro-derivatives of Diphenj-lamine, ..... 97 



Rtam (H.), and W. M. O'Riobdan, M.Sc. :— 



On a, /}, and y Trinitrotoluenes, 175 



On the action of Bromine on some derivatives of Diphenylamine, . 218 



Eh \s (H.), and Phyllis Ryan. M.Sc. :— 



On the Action of Nitrous Acid and Nitric Acid on Diphenylamine. I, 194 

 n .. ii ii 11, - r_ 



Ryan (Phyllis), M.Sc. :— 



Set under Ryan (H. . 



Scharff (R. F.), B.Sc., Ph.D.: H. J. Bkymoub, B.A., B.Sc. ; and E. T. 

 Ni v, roN, 1 .R.S. : — 

 I.xploration of Castlepook Cave, County Cork. (Plates V- VII), 88 



Setjio.k ill. J). P.. A.. I'. >,.:— 

 - in EL F.). 



Sn phxmb (Jam |, B.A . B.So. : — 



irl on the Sponges collected oflf the Coast of Ireland bj the 

 Expeditions of the Royal Irish Academy and the Royal 

 Dublin Society. Plate I) I 



: — 

 On certain Actiniaria collected by the Irish Fisheries Department 



during the years 1899-1918. (Plates XI V-XX), . . .106 



ki; i; ATA. 



SI CTION B. 



■ For milk prc-niolar rrad milk molar. 

 " lut line. .' i 12. 



