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 GiiNTHER, Albert, M.D., Ph.D., F.R.S., F.Z.S. 



On two Species of Hydrosaurus from the Philippine Islands. 

 (Plates VII. & VIII.) 145 



On a new Genus of Characinoid Fishes from Demerara . . , 146 



On the Reptiles and Amphibians of Borneo. (Plates 

 XXXV.-XL.) 586 



Note on Hyla punctata and Hyla rhodoporus 662 



Note on the Black Snake of Robben Island, South Africa. . 836 

 Note on a hitherto unpublished Drawing in the Buchanan- 

 Hamilton Collection, representing Barbus beavani 875 



Hartlaub, Dr. G., F.M.Z.S., and Finsch, Dr. O., C.M.Z.S. 



On a fourth Collection of Birds from the Pelew and 

 Mackenzie Islands 87 



Higgins, Edmund Thomas, F.Z.S. 



Descriptions of new Species of Shells discovered by Mr. 

 Clarence Buckley in Ecuador. (Plate LVI.) 685 



Holdsworth, E. W. H., F.L.S., F.Z.S. 



Catalogue of Birds found in Ceylon ; with some Remarks 

 on their Habits and Local Distribution, and Descriptions of 

 two new Species peculiar to the Island. (Plates XVII.-XX.) 404 



Note on a Cetacean observed on the West Coast of Ceylon 583 



Hudson, William H., C.M.Z.S. 



On the Birds of the Rio Negro of Patagonia. With Notes 

 by P. L. Sclater, M.A., Ph.D., F.R.S., Secretary to the 

 Society. (Plate XXXI.) 534 



On the Habits of the Swallows of the Genus Progne met 

 with in the Argentine Republic. With Notes by P. L. 

 Sclater, M.A., Ph.D., F.R.S., Secretary to the Society . . 605 



Notes on the Habits of the Churinche (Pyrocephalus 

 rubineus) 808 



On the Habits of the Vizcacha (Lagostomus trichodactylus) 822 



Further Observations on the Swallows of Buenos Ayres . . 844 



