212 



THE VOYAGE OF H.M.S. CHALLENGER. 



Length of 

 trachea. 



6i 

 6 



Number of 

 tracheal rings. 



Length of 

 brouclius. 



Number of 

 bronchial rings. 



Length of septum 



traeheffi from bi[ur- 



cation of trachea. 



Eiulijptes chrysocome, from Kerguelen. 



101 



U 



15 



Eudtjptes chrysolophus. 



3 



Number of 



tracheal and 



bronchial rings 



forming the 



syrinx. 



' For this specimen 1 am indebted to tha kindness of P. L. Sclater, Esq., F.R.S. 



