266: COMPOUND. ANT-HILLS. 
ble of recurrence. ‘The former (Fourmé. 
roussdtre) is one-third larger than the 
latter’ (Fourmi noir-cendrée).; its head is 
of 9 square-form, its abdomen short and 
globose, terminating in an obtuse point, 
It carries its head close to the ground, 
stands high upon its legs, and moves by 
a‘suecession of jerks, ‘The latter has a. 
triangular-shaped head, which. it carries, 
in an horizontal position; its abdomen is 
an- elongated oval, its feet are short, and 
its progressive movement more equal and 
uniform; ‘The Rufescent Ant is of one 
uniform colour, from the antenna te the 
extremity of the abdomen, of a red more 
or less falling into yellow, and more or 
less passing into a brownish tint accord- 
ing to its age; the whole of its body 19, 
as.it were, invested with a rich glossy, 
varnish, -The dark Ash-coloured Ant is 
sufficiently well described in its denomi- — 
nation; the- rings of its body vary in 
eglour from. black to grey, the rest of the 
body.is of an unpolished black, but that 
part lying between the thorax and.abdo- 
