SEALS AND WHALES OF THE BRITLSIL SEAS. 8i 



distinction. The figure of this species is copied from the illustration to an 

 article by Messrs. Carte and Macalister, on the Anatomy of Balaiioptcra 

 rostrata, in the 'Philosophical Transactions' of the Royal Society for iS6S, 

 vol. clviii. 



In the table on the next page I have endeavoured to give the most 

 striking external peculiarities of our British Mystacoccti. They are easily re- 

 membered, and will be useful in identifying specimens, should no authority 

 be at hand. The table also indicates the external points to be observed by a 

 person not acquainted with this class. of animals, and is most serviceable to 

 enable others to identify doubtful specimens. 



