ADVERTISEMENT. 



' The Zoologist'' will be continued both as a monthly and an 

 annual publication. As a monthly, it will contain thirty-two pages 

 of letter -press, occasionally accompanied with illustrations engraved 

 on wood; will be on sale two days before the end of every month ; 

 and will be charged one shilling. As an annual, it will be sold on 

 or about the 1st of December ; will contain twelve monthly numbers, 

 bound and lettered uniformly with the present volume ; and will be 

 charged thirteen shillings. An alphabetical list, both of contributors 

 and contents, will be published once in the year. 



