1884. PROF. FLOWER ON HYDROCHCSRUS CAPYBARA. 253 



in the upper jaw being 30 millim. instead of 72 as in the adult. 

 They evidently represent the narrow apical portion of the permanent 

 teeth, which as growth proceeds wears off, and they are not in any 

 case milk-teeth. As the first of the series, or premolar, is as fully 

 developed as the one which follows it (or first true molar) it must 

 either have no predecessor, or one which has disappeared at an earlv 

 stage of intra-uterine life. 



Contents {continued). 



Page 



Mr. E. BowdlerSharpe. Exhibition of specimens of the Keel -throated Pipit (Anthuscervinus) 

 caught near Brighton, and of the true Water-Pipit (Ant hits spinoletta) captured at 

 Lancing, in Sussex 206 



Prof. E. Ray Lankester, F.R.S. Exhibition of a living example of a Scorpion from Ceylon . 207 



Prof. T. Jeffrey Parker. Abstract of a Memoir on Itegalecus argenteus 207 



1. On the Acclimatization of th_ Japanese Deer at Powerscourt. By Viscount Powerscourt, 



F.Z.S 207 



2. Diagnoses of new Reptiles and Batrachians from the Solomon Islands, collected and pre- 



sented to the British Museum by H. B. Guppy, Esq., M.B., H.M.S. ' Lark.' By G. A. 

 Boulenoer, F.Z.S 210 



3. On the Coleopterous Insects collected by Mr. H. O. Forbes in the Timor-Laut Islands. By 



Chas. O. Wateriiouse. (Plate XVI.) 213 



4. On the Lepidoptera collected by the late W. A. Forbes on the Banks of the Lower Niger. 



— Rhopalocera, by F. D. Godman and O. Salvin. Heterocera by H. Druce. (Plate 

 XVII.) 210 



5. Description of three rare Species of Flycatchers. By R. Bowdler SiiArpe, F.L.S., F.Z.S., 



&c, Department of Zoology, British Museum 230 



6„ Ou an apparently new Species of European Nuthatch. By R. Bowdler Sharpe, F.L.S., 



F.Z.S., &c, Department of Zoology, British Museum 233 



7. On the Myology and Visceral Anatomy of Capromys melanurus, with a Description of tho 



Species. By G. E. Dobson, M.A., F.R.S. (Plates XVIII.-XXI.) 233 



May 6, 1884. 



The Secretary. Report on the Additions to 'the Society's Menagerie in April 1884 251 



Prof. Bell. Exhibition of, and remarks upon, Estheria melitensis 251 



Lieut.-Col. H. H. God win- Austen. Exhibition of, and remarks upon, an old Indian drawing 



containing a figure of a White Elephant 251 



Mr. G. A. Boulenger, F.Z.S. Notice of a Memoir on the Reptiles and Batrachians of the 



Solomon Islands 251 



1. Note on the Dentition of a young Capybara (Hydrochcerus capybara). By Prof. W. II. 



Flower, LL.D., F.R.S., P.Z.S., &c 252 



