Part IV. of Volume IV. contains an account of the representatives of the Orders Gaviae, 

 Tubinares, Pygopodes, Impennes and Casuarii found breeding in Australia and Tasmania. 

 The three Oological plates of this part (Nos. B. XXIII. - B. XXV.) will appear with Part V. 

 The last fifty pages have not received revision by Mr. North. Part V., the concluding part 

 of this publication, will contain a short Appendix, Title Page and Contents to Vol. IV., 

 and two Indices to the entire work, one systematic the other vernacular. 



R. ETHERIDGE, Junr., 

 Australian Museum, Sydney, Curator. 



15th June, 1914. 



