PROCEEDINGS, 1912, PARTS. 



CONTENTS. 



PAGES 



The Ferns of Lord Howe Island. By the Rev. W. Walter 



Watts 395-403 



On some new and rare Australian AgrioJiidce [Neuroftera : 

 Odonala]. By R. J. Tillyard, M.A., F.E.S. (Plates xliv.- 

 xlix.) 404-479 



Descriptions of some new Species of Coleoptera. By H. J. 



Carter, B. A., F.E.S. (Plates l.-li.) ... 480-491 



Notes on the Genus Sligmodtra, with Descriptions of eleven new 

 Species, and of other .Bttjares^irfce [Coleoptera]. By H. J. 

 Carter, B. A., F.E.S. (Plate lii.) ... 497-511 



Plankton of the Sydney Water-Supply. By G. I. Playfair. 



(Plates liii -Ivii.) 512-652 



A Description and Figures of three Specimens of Molacanthus 

 from the Central Pacific Ocean. By Allan R. McCdlloch, 

 Zoologist, Australian Museum. (Plates Iviii.-lix.) ... ... 553-555 



Elections and Announcements ... ... ... ... ... 492, 556 



Notes and Exhibits 492-496,556-558 



Note. — Special attention is called to the following necessary corrections : — 

 Page 449, line 29 — for Frosagrion (nomen nudum, R.J.T. ), read Ischnura 



pruintscens Tillyard. 

 Page 453, lines 6 and 13 — for Proaagrion, read Jschnura. 



