Page 

 Bateson, WtLiiAM, M.A., P.R.S., F.Z.S. 



Exhibition of, and remarks upon, three Pigeons showing 

 webbing between the toes 989 



Beddabd, Fhank E., M.A., F.R.S., Prosector to the 

 Society. 



On some Earthworms from the Sandwich Islands col- 

 lected by Mr. E. L. Perkins ; with an Appendix on some 

 new Species of Perichceta, &c 194 



On the Oblique Septa (" Diaphragm " of Owen) in the 

 Passerines and in some other Birds 225 



A Note upon Dissura episcopus, with Remarks upon the 

 Classification of the Herodiones 231 



A Contribution to the Knowledge of the Anatomy of 

 Ehynchops 299 



On the Anatomy of a Grebe (^chmopJiorus major), with 

 Remai'ks upon the Classification of some of the Schizo- 

 gnathous Birds 538 



Contributions to the Anatomy of Picarian Birds. — 

 Part II. A Note upon the Pterylosis of the Barbets and 

 Toucans 555 



Contributions to the Anatomy of Picarian Birds. — 

 Part III. On some Points in the Anatomy of the King- 

 fishers 603 



BBBLEPSOn, Graf Hans ton, C.M.Z.S. 



Remarks on the Rules of Zoological Nomenclature. .. . 319 



Bbelbpsoh, Graf Hans ton, C.M.Z.S., and Stolzmann, 

 Jean. 



On the Ornithological Researches of M. Jean Kalinowski 

 in Central Peru. (Plates XIII. & XIV.) 322 



