CONTENTS. 



No. XVI. January— May, 1829. 



Page 

 Art. LI. A Letter to J. E. Bicheno, Esq., F.R.S., in examina- 

 tion of his Paper " On Systems and Methods,'''' in the 

 Linnean Transactions. By W. S. MacLeay, Esq., A.M., 



F.L.S., Sfc 401 



Art. LII. Contributions to the British Fauna. By George 

 Johnston, M.D., Fellow of the Royal College of Surgeons 



of Edinburgh, Sfc 416 



Art. LIII. Observations on the Reproduction of the Members in 



Spiders and Insects. By Charles Heineken, M.D. . . 422 

 Art. LIV. Contributions to the Katural History of South Africa, 

 Sfc By Andrew Smith, M.D., M.W.S., Corresponding 

 Member of the Zoological Society; Honorary Member of the 

 Mineralogical Society of Jena ; Superintendant of the South 

 African Museum; and Assistant Surgeon to the Forces . .433 

 Art. LV. On the Fish known in Jamaica as the Sea-Devil. By 

 E. N. Bancroft, M.D., Corresponding Member of the Zoo- 

 logical Society, ^c 444 



Art. LVI. Observations on a Species of Pteropus from Bonin. 



By G. Tradescant Lay, Esq 457 



Art. LVII. On the structure of the Beak and its Muscles in the 

 Crossbill, (Loxia curvirostra.) By William Yarrell, Esq., 

 F.L.S., Sfi:. 459 



