May 25, 1909. 



Page 

 The Secretary. Report on the Additions to the Society's 



Menagerie during the month of April 1909 597 



Mr. J. Lewis Bonhote, F.L.S., F.Z.S. Exhibition of, and 



remarks upon, examples of hybrid Ducks 598 



Mr. L. Harding Cox, F.Z.S. Exhibition of a living specimen 



of the Amblystome 599 



Mr. R. Lydekker. Exhibition of, and remarks upon, the 



photograph of a young Stag from Sikhim 599 



1. On the Skull -Characters in the Southern Sea- Elephant. 



By R. Lydekker 600 



2. On the Skull of a Black Bear from Eastern Tibet, with a 



jSTote on the Formosan Bear. By R. Lydekker 607 



3. The Anatomy of the Olfactory Organ of Teleostean Fishes. 



By R. H. BuRNE, M.A., F.Z.S 610 



4. Description of a new Species of the Genias Alpheus Fabr. 



from the Bay of Batavia. By J. G. de Man. (Plate LXX.) 663 



June 15, 1909. 



Mr. H. W. Unthank, F.Z.S. Exhibition of, and remarks 



upon, a skull of Sphenodon with abnormal nasal region . 666 



The Secretary. Exhibition of the ears of an Elephant from 

 the Guaso Ngishu Plateau, east of Mt. Elgon, Br-itish 

 East Africa 667 



Mr. J. C. White, C.I.E., C.M.Z.S. Exhibition of photographs 



of a young living specimen of the Takin (Budorcas) ... 668 



Mr. R. Lydekker. Exhibition of photographs of a spotted 



bull Tsaine or Bantin from Siam 668 



Mr. Oldfield Thomas, F.R.S., F.Z.S. Exhibition and de- 

 scription of a new Rat [Ototylomys guatemalce) from 

 Guatemala 669 



Dr. F. Wood Jones, F.Z.S. On a theory of Atoll formation. 671 



