= 
BEE oT RET 
a 
ae Prof. Owen on the Class Mammalia. i 
Cuvier had early noticed the relation of the Australian mam- 
mals, as a small collateral series, to the unguiculate mammals of 
the rest of the world, “some,” he writes, ‘corresponding with 
the Caurnaria, some with the Rodentia, and others again with the 
Edentata.”* 
of Cuvier by placing its subdivisions, as orders, in parallel equiv- 
alents with the orders of the Placentalia. 
R . 174. 
Natural History of the Mammalia, 8vo, 1845, part i, p. 14. I must remark, 
however, that in stating “ by Prof. Owen and some other naturalists, the present sec- 
tion (Marsupiata) is ranked as a subclass,” the reader, from the peculiarly extended 
signification given to the term ‘Marsupiata? might be misled. ipialta 
form one of the orders of my subclass Jmplacentalia, See the articles ‘ Marsupialia’ 
and ‘ Monotremata, in the “Cyclopedia of Anatomy,” vol. iii, 1841. 
y ii Ph 
SECOND SERIES, VOL. XXV, NO. 73.——JAN., 1858, 
3 
