MR. W. K. PARKER OK THE SKULL IN THE MAMMALIA. 
PLATE 2. 
Number of 
times 
magnified. 
Tatusia liybrida (1st stage) ; embryo If- inch long (snout 
to root of tail); section of skull; inner view .... 
n 
The same'"; fore part of lower jaws ; upper view . 
13g 
! The same ; lower jaw ; inner view. 
H 
The same ; auditory region ; outer view. 
The same; part of ethmoidal region, with turbinals 
m 
exposed, and rudiment of cribriform plate shown 
Tatusia liybrida; 2 inches long (2nd stage); skull; 
H 
lower view. 
6 
The same ; skull ; upper view. 
6 
The same ; skuil; side view. 
6 
* This figure is not numbered on the Plate; it is below fig. 4. 
