D 
MAMMAL GALLERIES. 
In addition to the Elephants and Sea-Cows, which are shown 
in the Geological Department and the (Central Hall, existing 
Mammals are exhibited in these galleries : — 
1. The Uj)j)er Mammal Gallery (on the second floor), in 
which are placed the series of specimens illustrating the orders 
Primates, Chiroptera, Insectivora, and Rodentia. The cases are 
numbered in a continuous series, commencing on the left haml 
as the visitor enters, and ending with No. 16 on the opposite side 
of the door. 
2. The Lower Mammal Gallery (on the first floor and the 
adjacent corridors), containing the representatives of all the 
other orders with the exception of the Whales, Sea-Cows, and 
Elephants. The numbering of the cases forms a continuation 
of the series in the upper gallery, the first case on the left 
side of the entrance being No. 17 ; those in the corridors are 
separately numbered. 
3. The Whale Gallery (on the ground-floor, leading out of the 
Bird Gallery), which contains models and skeletons of many 
species of Whales and Porpoises. 
In order to understand the characteristic features of the various 
groups into which Mammals are divided, it is essential that the 
visitor should have some acquaintance with the names and 
relations of the bones forming the skeleton. To aid in this a 
