[ 115 ] ^ 



CLASS MAMMALIA. 



ORDER SIRENIA. 



Family Mcmatidce. 



Halicore, lUiycr. 



dugoijg, Illigcr. 



ORDER CKTACEA. 



Famihj Balcmidce. 



Balaena, L. 



?japoiiica, Gnuj. 



sp'j mm $E0i- ±ik 



? Rhachianectes, Cope. 



? glaiicus, C'cj)6'. 

 =1 ^ r 7 

 S^ $Eff 



Family Dahcnapteridw. 



? Megaptera, Gray. 



? boojis, Esclir. 



BE if :1PVIE0J- ±^ 

 Balaenoptera, Lacc'p. 



^H Uh'J ^E# ±fe 



-^ *' X ;? f-* 7 



9 ? arctica, ScJdeg. 



