INDEX 



673 



Saiiguinicola from the .Sudan, 

 Woodland, 233. 



'Segmentation cavity ', Frog, Meek, 

 33. 



Sex in Infusoria, Dogiel, 219. 



Siboganemertes weberi,n.g., 

 n.sp., Stiasny-WijnhofI, 627. 



Spermatogenesis, Marsupial, Green- 

 wood, 203. 



Spermatozoa, Mammalian, Parkes, 

 617. 



Spirostomum, Bishop, 391. 



Sponge form in relation to currents, 

 Bidder, 293. 



Stiasny-Wijnhoff, G. On Brink- 

 man's System of the Nemertea 

 Enopla and Siboganemertes 

 weberi, n.g., n.sp., 627-669. 



Strobilization of Aurelia, Percival, 

 85. 



Sudan : 



Sanguinicola, Woodland, 233. 

 Caryophyllaeidae, Woodland, 435. 



Taylor, Monica. Nuclear Divisions 

 in Amoeba proteus, 39-46, 

 pi. 2. 



Teeth ; Physeter development, 

 Beddard, 1. 



Tumour cells. Da Fane, 369. 



Wenyonia, n.g. Cestodaria, Wood- 

 land, 435. 



Woodland, W. N. F. On Am- 

 philina paragonopora, 



sp.n., and a hitherto undescribed 

 Phase in the Life-history of the 

 Genus, 47-84, pis. 3-5. 



— Sanguinicola from the Sudan, 



233-242, pi. 18. 



— On some remarkable new Forms 



of Caryophyllaeidae from the 

 Anglo-Egyptian Sudan, and a 

 Revision of the Families of the 

 Cestodaria, 435-472, pis. 24, 

 25. 



NO. 268 



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