THE WHITE-HEADED MONGOOS. 
LEMUR ALBIFRONS. GerorF. 
BELONGING to a different tribe of the same grand divi- 
sion with the true Monkeys, from which they are more 
readily distinguished by their general form and habit 
than by any very remarkable deviation in their structure 
or organization, these agile and playful little creatures 
form a group which naturally follows in immediate 
succession. The technical peculiarities on which their 
separation from the Monkeys is founded are usually 
deduced from their teeth and nails; but other and more 
obvious characteristics are afforded by the form of their 
heads, of their tails, and of their hinder extremities, and 
these assist in confirming a distinction which might 
