LUCANUS. STAG-CHAFFER. 
Generic Character. 
Antennae clavatae : clava 
compressa latere latiore 
pectinato-fissili. 
Maxilla porrectae, exsertae, 
dentatae. 
Antenna clavated, with 
compressed tip, divided 
into lamellae on the inner 
side. 
Jaws stretched forwards, ex- 
sertcd, and toothed. 
X FI IS genus, as the reader will perceive by at- 
tending to the generic character, differs chiefly 
from the preceding in having the jaws consider- 
ably elongated, so as to give the appearance of a 
pair of denticulated horns ; while the antennm 
terminate in a lateralW-flattened tip, divided on 
the interior side into several lamellag. 
The principal species is the Lucanus CervuSy 
commonly known by the name of the Stag-Beetle, 
or Stagchaffer. It is the largest of all the Euro- 
pean coleopterous insects, sometimes measuring 
near two inches and a half in length, from the tips 
of the jaws to the end of tlie body. Its general 
colour is a deep chesnut, with the thorax and 
head, which is of a squarish form, of a blacker 
cast: and the jaws are often of a brighter or red- 
der chesnut-colour than the wing-shells: the legs 
