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A Synopsis of the Thrushes (Turdidce) of the New World 321 



Exhibition of an Egg laid by the Apteryx {A. mantelli) 

 which had been living in the Gardens since 1852 ........ 350 



Exhibition of Eggs of Grits montignesia, G. virgo, and G. 

 cinerea, also of an Egg of Balceniceps rex 353 



On a series of Birds collected in the vicinity of Jalapa in 

 Southern Mexico 362 



List of Birds collected by M. A. Boucard in the State of 

 Oaxaca in South-western Mexico, with descriptions of New 

 Species 369 



On some new or little-known Birds from the Rio Napo . . 440 



On some Hybrid Ducks bred in the Society's Gardens . . 442 



Scott, A.W., M.A., Member of the Legislative Assembly, New 

 South Wales. 



On a New Lepidopterous Insect from Australia 207 



Description of a species of Perga, or Sawfly 209 



Sowerby, G. B., F.L.S. 



Description of Shells in the Collection of H. Cuming, Esq. 428 



Speke, Capt. J. H., 46th B. N. I. 



Notes on the Habits of Two Mammals observed in the 

 Somali Country, Eastern Africa 234 



Stevens, Samuel. 



Exhibition of two beautiful new Butterflies collected by 

 Mr. Wallace in the Island of Batchian 351 



Stewart, Thomas Howard, F.Z.S. 



Exhibition of specimens of Corystes cassivelaunus, and the 

 young of Comatula rosea 495 



Thompson, William. 



On a species of Eolis, and also a species of Lomanotus new 

 to science ; with the description of a specimen of Eolis 

 ccervlea of Montagu , 65 



