VI 



Page 



8. Observations on the Cytology of Flagellates and Amrebaj 



obtained fi'om old Stored Soil. ByT. Goodey, D.Sc, 

 Protozoologist, Research Laboratory in Agricultural 

 Zoology, University of Birmingham. (Plates I. -IV., 

 and Text-figure 1.) 309 



9. On some Fresh-water Entomostraca from Ceylon. By 



Robert Gurnet, M.A., F.Z.S. (Plates I. -III., and 

 Text-figure 1.) 333 



10. On Specimens of the Perciform Fish Tilajna nilotica 



with increased number of anal spines. By G. A. 

 BouLENGER, F.R.S., F.Z.S 345 



11. On the External Characters of the Mongooses (Mun- 



gotid*). By R. I. Pocock, F.R.S., F.L.S., F.Z.S., 

 Curator of Mammals. (Text-figures 1-10.) 3^9 



12. Notes on the Sitatunga or Marsh Antelope of the 



Sesse Islands, Lake Victoria Nyanza. By Major R. 

 Meinertzhagen, F.Z.S. (Text-figures 1 & 2,) 375 



13. An Experimental Determination of the Factors which 



cause Patterns to appear Conspicuous in Nature. 



By J. C. Mottram, M.B.(Lond.). (Text-figures 1-20.) 383 



14. On a small Collection of Vertebrate Remains from the 



Har Dalam Cavern, Malta ; with Note on a new 

 species of the genus Cygnus. Bv Dorothea M. A. 

 Bate, Hon.M.B.O.U. (Text-figures 1 & 2.) 421 



15. The Poison-Organ of the Sting-Ray (7Vi/(/o?i pastinaca). 



By Tempy.-Major H. MuiR Evans, M.D. (Lond.), 

 R.A.M.C.(T.) (Text-figures 1-7.) 431 



Alphabetical List of Contributors vii 



Index xiii 



