405 



Papers. — "Flora and Fauna of Nuyts Archipelago and the Investigator 

 Group : No. 5, The Lizards," by Joan Proctor ; "No. 6, The Didelphian 

 Mammals," by Professor F. Wood Jones, D.Sc., etc.; "No. 7, The Fishes," by 

 Edgar R. Waite, F.L.S.; "No. 8, The Ecology of Pearson Islands," by 

 Professor T. G. B. Osborn, D.Sc, with an Appendix on the Soils, by J. G. 

 Wood, B.Sc. 



Exhibits. — Mr. E. R. Waite showed a specimen of coral from Pearson 

 Island obtained quite 20 feet above high water. Also stones from stomachs of 

 seals on Pearson Island, some still surrounded by penguin feathers. Dr. R. 

 H. PuLLEiNE exhibited a cylindrical aboriginal stone from near Broken Hill, 

 30 inches long, and believed to be the longest ever discovered. Another from 

 the same locality was about 10 inches long. Mr. A. M. Lea showed gall insects 

 received from Mrs. Klem, of Corny Point, which cause portions of the twigs 

 of swamp ti-trees to divide into very close leaf-like layers. 



Ordinary Meeting, May 10, 1923. 



The President (R. H. Pulleine, M.B.) in the chair. 



Nomination. — Roy S. Burden, B.Sc, was nominated as Fellow. 



Elections. — J. G. Wood, B.Sc, Florence M. Hill, D.Sc, W. A. Magarey, 

 LL.B., James C. Marshall, and C. J. R. Glover as Fellows. 



Sir Douglas Mawson, D.Sc, F.R.S., received the hearty congratulations 

 of the Society upon his election as a Fellow of the Royal Society. 



Papers. — "The Structure and Action of Striated Muscle Fibre," and 

 "On the Path and Velocity of the Excitatory Impulse within Striated 

 Muscle Fibres," by O. W. Tiegs, D.Sc; "Australian Lepidopleuridae,, 

 Order Polyplacophora," by Edwin Ashby, F.L.S., M.B.O.U. ; "Flora and 

 Fauna of Nuyts Archipelago : No. 9, The Birds of Pearson Islands," by Prof essor 

 J. Burton Cleland, M.D.; "The External Characters of Pouch Embryos of 

 Marsupials : No. 5, Phascolarctns cinerens," by Professor F. Wood Jones, 

 D.Sc, F.Z.S., etc. 



Exhibits. — Mr. Edwin Ashby showed some paintings by his daughter of 

 Australian native flowers. Mr. A. M. Lea showed a drawer of beautiful 

 timber-boring moths, mostly from Queensland ; also a curious centipede-like 

 creature known as Peripatus. Professor J. B. Cleland showed a number of 

 birds in illustration of his paper on "The Birds of Pearson Island." 



Ordinary Meeting, June 14, 1923. 



The President (R. H. Pulleine, M.B.) in the chair. 



Election. — Roy S. Burdon, B.Sc, as Fellow. 



Nominations. — R. M. McBride, J. P., John Conrick, and Lester Judell, B.Sc,. 

 as Fellows. 



Papers. — "A Review of Ischnochiton (Haploplax) sniaragdiniis, Angas, 

 1867, and its Congeners, together with the Description of Two New Chitons 

 from Papua," by Edwin Ashby, F.L.S., M.B.O.U.; "A Bacterial Disease 

 Destructive to Fish in Queensland Rivers," and "A Bacteriosis of Prickly Pear 

 Plants (Opuntia spp.)," by Professor T. Harvey Johnston, M.A., D.Sc. and 

 Leith Hitchcock ; "Flora and Fauna of Nuyts Archipelago : No. 10, The Francis 

 Island Snake," by Edgar R. Waite, F.L.S. 



Exhibits. — Mr. A. M. Lea exhibited a drawer containing powerful beetles, 

 including some taken from animal droppings in Africa. Certain of the males 

 had remarkable horns on the head and thorax, used in lighting for possession 

 of the females. The Rev. J. C. Jennison showed mosquito nets obtained by 

 himself from the Crocodile Islands, Northern Territory. They are conical in 

 shape, made from the leaves of the pandanus palm, and used chiefly for children, 



