part 4] 



GENERAL INDEX. 



649 



Wooldridge, S. W. (& L. D. Stamp), 

 on the Igneous & Associated Rocks 

 of Llanwrtyd (Brecon), 16-44 figs. 

 & pis. i-ii, 46. 



Wordie, J. M., xii. 



Wright. F. E., elected For. Corre- 

 spondent, cix. 



Wylfa (Anglesey), Fydlyn Beds at, 

 337. 339. 



Xestina (Ceylon) sp., 583. 

 Xipheroceras in the Shales-with- 

 ' Beef ', 82-83. 



Yowlie Burn (Aberdeenshire), 470, 



471. 

 Ystwyth Stage (Valentian), 531. 



Xenoliths (& hornfelses), in rocks of Zinndorf, J., 125. 



Arnage district, 473-78 figs., 481- Zonitoides excavatus, 631. 

 84 w. chem. anals. 



END OF VOL. LXXIX. 



[December 29th, 1923.] 



PRINTED BY TAYLOR AND FRANCIS, RED LION COURT, FLEET STREET. 



