556 



INDEX. 



Mesenteries of Actinians, by A. F. 

 Dixon, 551 



Moore, J. E. S., on some points in 

 the origin of the reproductive ele- 

 ments in Apus and Branchipus, 

 259 



Morgan and Tsuda on the orientation 

 of the frog's e^^g, 373 



Myxine, head-liidney of, by J. W. 

 Kirkaldy, 353 



Newstead on the perivisceral cavity 

 of Ciona, 119 



Nucleus, fragmentation of, by Hick- 

 son, 129 



Octineon Lindahli, anundescribed 

 Anthozoon of novel structure, by 

 G. H. Fowler, 461 



Patten on the brain and sense-organs 



of Limulus, 1 

 Peripatus from Dominica, by E. C. 



Pollard, 285 



Pollard, E. C, on the Peripatus of 

 Dominica, 285 

 „ H. B., on the development 

 of the head in Gobius capito, 

 335 

 Polynoid with branchiae, by F. Bu- 

 chanan, 433 

 Protochordata, studies on the, by 

 Arthur Willey, No. II, 295 



Shrew, the placentation of, by Hu- 



brecht, 481 

 Sorex vulgaris, the placentation 



of, by Hubrecht, 481 

 Sponges, studies on the comparative 



anatomy of, No. V, by Arthur 



Dendy, 159 



Tsuda and Morgan on the orientation 

 of the frog's egg, 373 



Willey on a collection of Amphioxus 

 from Torres Straits, 361 



Willey's studies on the Protochor- 

 data, No. II, 295 



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