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 Huxley, Prof. Thomas Henry, F.R.S., V.P.Z.S., &c. 



On the Classification and Distribution of the Alectoro- 

 morphce and Heteromorphce. (With a Map.) 294 



Knocker, Commander Hugh H., R.N., C.M.Z.S. 



On Pelagic Shells collected during a Voyage from Van- 

 couver Island to this Country 615 



Krefft, Gerard, F.L.S., C.M.Z.S., Curator and Secretary of 

 the Australian Museum at Sydney, New South Wales. 



Notes on Australian Zoology 2 



Letter from, relating to the discovery of an extinct species 

 of Echidna in Australia 49 



Letter from, relating to a large specimen of a Skate 

 (Cephalopterd) 531 



Layard, Edgar Leopold, F.Z.S. 



Letter from, containing a description and drawings of a 

 Gymnetrus captured in Table Bay 319 



Lessona, Professor (of Turin). 



Notes on Salamandrina perspicillata. Communicated 

 by Mr. St. George Mivart 254 



Macdonald, J. D., M.D., F.R.S., and Barron, Charles, 

 Curator of the Haslar Museum. 

 On a Supposed New Species of Galeocerdo from the 

 Southern Seas. (Plate XXXII.) 368 



Notes on Heptranchiis indicus, chiefly as regards Sexual 

 Characters. W^ith drawings from nature by Dr. Macdonald. 

 (Plate XXXIII.) 371 



Mivart, St. George, F.L.S., F.Z.S., Lecturer on Compara- 

 tive Anatomy at St. Mary's Hospital. 

 Notes on Salamandrina perspicillata by Prof. Lessona . . 254 



Ou Pachybatrachus rohiistus, a new Genus of Anurous 

 Batrachians 557 



