10, On the ‘‘ Renal Portal’? System (Renal Venous 
Meshwork) and Kidney Excretion 
in Vertebratata. 
By W. N. F. Wooptanp, D.Sc. (London), Indian Educational 
Service, Senior Professor of Zoology, Muir Central College, 
Allahabad , U.P., India (late Assistant Professor of Zoology, 
U niversity College, London). 
ContTENTS. 
Page 
Part I. so = Two A jedtamaia of Sinusoids in the ia s Kid- 
86 
Part IT. ee Secretion with and without the Renal Afferent 
Ar test a in ng Toads and ee and in Perfu- 
on E:xperim 106 
Part III. Repetition of the ee of Gurwitsch and Inte 
pretation of the Results. Theoretical Cnnsidcnations: 118 
Part IV. The Tubules versus the Encapsulated Glomeruli—a 
brief Consideration of the probable Functions of these 
two Parts of the Vertebrate Kidney. ee 
[NoTe. A a of explanation regarding the composition of this 
Memoir is necessa The Memoir is based upon the results of five years’ 
work rice as deivinally aaa for publication (in England) contained 
complete evidence for ihvad y one of my statements and was of the dimen- 
sions of a book. The cost of publication prohibiting publication ome — 
Appendices. This is absolutely necessary, sin e Memoir not only 
ventures to correct the piakakammas ts of pee well-known wn physio- 
x y add that, 
Allahabad, reise Iam wholly unacquainted with literature publis 
subsequently to a and possibly with some important papers published 
previously to that year. ] 
