CONTENTS. 



PART I.— July, 1903. 

 I. A Contribution towards our Knoioledrje of the Morphology of the Owls. — Part II. 

 Osteology. Bij W. P. Pycraft, A.L.S., F.Z.S. (Plates 1 & 2.) . pages 1-J.6 



PAET II.— July, 1903. 



II. On some Points in the Visceral Anatomy of the Characinidce, loith an Enquiry into 

 the Relations of the Ductus Pneumaticus in the Physostoml generally. By 

 Walter S. Rowntree, B.Sc., F.L.S. (Plates 3 & 4.) 47-81 



PAET III.— December, 1903. 



III. On the Evolution of the Australian Marsupialia ; with Bemarks on the Relationships 

 of the Marsupials in general. By B. Arthur Bensley, B.A. {Tor.), Ph.D. 

 (Col.), TJniversiti/ of Toronto, Canada. {Communicated by Prof. G. B. Howes, 

 B.Sc, LL.B., F.R.S., Sec.L.S.) (Plates 5-7.) 83-217 



PART IV.— February, 1904. 



IV. The Lahial and Maxillari/ Palpi in Biptera. By Walter WEScnfi, F.R.M.S. 

 {Communicated hy G^ORGr-E.M.\^^^^, F.L.S.) (Plates 8-10.) .... 219-230 



PART v.— June, 1904. 



V. On the Anatomy and Bevelopment of Comys infelix, Emhleton, a Hymenopterous 

 Parasite of Lecanium hemisplucricum. By Alice L. Embleton, B.Sc, 1851 

 Exhibition Science Research Scholar ; Associate of the University of Wales 

 {Cardiff College). {Communicated by Dr. David Sharp, F.R.S., F.L.S.) 

 (Plates 11 & 12.) 231-254 



PART VI.— July, 190 i. 



VI. Littoral Polychceta from the Cape of Good Hope. By Arthur Willey, B.Sc, 

 F.B.S., Colombo Museum, Ceylon. {Communicated by Dr. W. G. Ridewood, 

 F.L.S.) (Plates 13 & 14.) 255-208 



2/98 



