CONTENTS. 



CONTENTS OF No. CXXV, N.S., JANUARY, 1891. 



MEMOIRS ; PAGE 



Studies on the Comparative Anatomy of Sponges. III. — On the 

 Anatomy of Grantia labyrinthica, Carter, and the so-called 

 Family Teichonidse. By Aethue Dendy, M.Sc., F.L.S., De- 

 monstrator and Assistant Lecturer in Biology and Fellow of 

 Queen's College in the University of Melbourne. (With Plates 

 I-IV) 1 



Studies on the Comparative Anatomy of Sponges. IV. — On the 

 Flagellated Chambers and Ova of Halichondria panicea. 

 By Aethue Dendy, M.Sc, F.L.S., Demonstrator and Assistant 

 Lecturer in Biology and Fellow of Queen's College in the 

 University of Melbourne. (With Plate V) . , .41 



On Megascolex ccEruleus, Templeton, from Ceylon; together 

 with a Theory of the Course of the Blood in Earthworms. By 

 Alfeed Gibbs Bouene, D.Sc.Lond., C.M.Z.S., F.L.S., Fellow 

 of University College, London ; Fellow of the Madras Uni- 

 versity ; Professor of Biology in the Presidency College, Madras. 

 (With Plates VI— IX) . . ... 49 



On a Little-known Sense-organ in Salpa. By Aethue Bolles 

 Lee, Assistant in the Russian Laboratory of Zoology at Ville- 

 franche-sur-Mer (Nice). (With Plate X) . . .89 



Immunity against Microbes. By M. Aemand Ruffee, M.A., 

 M.D.(Oxon.) . . . . . . .99 



