Contents. 



PACK 



XVII.— On the Illumination of Public Clocks. By Sidney W. 



Gibbons, Esq., F.C.S. .. .. .. ..110 



XVIII.— Notes from the Biological Laboratoiy of the Melbourne 

 University (with Plate VI). 



(1) On the Occurrence of a Partially Double Chick 



Embryo. By A. H. S.Lucas, Esq., M.A.,B.Sc. Ill 



(2) On the Formation of a Double Embryo in the 



Hen's Egg. By Professor W. Baldwin Spen- 

 CEE, M.A. .. .. .. ..113 



XIX. — Address at the Inauguration of the Literatm-e and Art 

 Section of the Eoyal Society. By Arthur S. Wa/, Esq., 



M.A. .. .. .. .. .. .. iTe"^ 



XX.— Report of the Port Philhp Biological Survey Committee, 1889 134 



(1) Preliminary Report on the Crinoids obtained in 



the Port Phillip Biological Survey. By P. H. 

 Carpenter, Esq., D. Sc, F.R.S. .. .. 13.5 



(2) Preliminary Report on a Collection of Alcyonaria 



and Zoantharia from Port Phillip. By S. J. 

 HiCKsoN, Esq., M.A., D.Sc. .. ..136 



Meetings of the Royal Society, 1889 .. .. .. .. l-ll 



Laws .. .. .. .. •• •• •• 171 



List of Members . . . . . . . . • . ■ • 182 



List of Institutions and Societies Receiving Copies op the 



"Proceedings of the Royal Society of Victoria" .. 191 



