ANNUAL REPORT OF THE COUNCIL 



FOE THE YEAE 1900. 



The Council of the Royal Society herewith presents to the 

 Members of the Society the Annual Pteport and Balance Sheet 

 for the year 1900. 



The following Meetings were held : — 



March 8. — Paper : "A contribution to our Knowledge of the 

 Spiders of Victoria ; including some New Species and Genera," 

 by H. R. Hogg, M.A. 



April 19. — Papers: 1. "Notes on the Plumage Changes of 

 Petroeca phoenicea (Gould) Pachycephala gutturalis (Latham) ; 

 and Microeca fascinans (Latham)," by Robert Hall. 2. "Fur- 

 ther Descriptions of the Tertiary Polyzoa of Victoria, Part IV.," 

 by C. M. Maplestone. 3. " Further Descriptions of Victorian 

 Earthworms, Part I.," by Professor Baldwin Spencer. 4. " Phre- 

 atoicus shephardi, a New Genus of Fresh-water Isopoda from 

 Victoria," by O. A. Sayce. Exhibit : An Aboriginal Stone Im- 

 plement, by C. C. Brittlebank. 



May 10. — Papers: 1. "Janirella, a New Genus of Isopoda 

 from Fresh-water, Victoria," by O. A. Sayce. 2. " Hysteresis," 

 by Professor T. R. Lyle, M.A. Exhibits : Rare Birds of Para- 

 dise : — Paradisornis rudolphi, Astrachia stephaniae, Amblyornis 

 macgregori, Amblyornis subalaris, Loria loriae, by J. A. 

 Kershaw, on behalf of the Trustees of the National Museum. 

 Some Type Specimens of recently described Victorian Tertiary 

 Sponges, by T. S. Hall, M.A. 



June 14. — At the Natural Philosophy School, Melbourne 

 University. Papers: 1. "Catalogue of the Marine Shells of 

 Victoria, Part IV.," by G. B. Pritchard and J. H. Gatliif. 2. 

 "On some New Species of Victorian Mollusca, No. 4," by G. 

 B. Pritchard and J. H. Gatliff. Ledurette : " The Application 

 of Crookes Tubes to Alternate Current Measurement, with 



