VOLUME LXXIv] CONTENTS . Vil 
BRIEFER ARTICLES— 
Sagenopteris, a mesozoic representative of the 
Hydropteraceae (with one figure) - - E.W. Berry 329 
A bisporangiate sporophyll of Erase sage 
lucidulum (with one figure) A.W. Dupler 331 
imple apparatus for oe es 
te (with one figure) - E. E. Hubert 333 
CURRENT LITERATURE - - 114, 221, 335,452 
For titles of book reviews see ie ‘tithe 
author’s name and reviews 
Papers noticed in “Notes for Students” are 
indexed under author’s name and subjects 
DATES OF PUBLICATION 
No. 1, September 15; No. 2, October 16; No. 3, November 23; No. 4, 
December 21. 
ERRATA 
Vor. LXXIV 
P. 57, line 10, for higher read lower 
P. 181, footnote line 4, for Fivprusz read RiInDFUSz 
P, 300, line 7, for even read do not even 
P, 316, fig. 1, lowest filled circle of 1921 curve should be open circle of 1919 
curve 
