230 
NATURAL HISTORY OF 
and afterwards dried, either by exposure to the sun, 
or by being placed on hurdles covered with cloth or 
paper in a well-ventilated apartment. The blister- 
ing property has been ascertained to reside in a pe- 
culiar principle, on which chemists have bestowed 
the name of Cantharadine. 
CANTHAEJS NUTTALLI. 
PLATE XIX. Fig. 4. 
Lytta Nuttalli, Say*t American Entomology. 
Head and thorax deep green tinted with golden 
yellow, the latter with unequal scattered punctures, 
a longitudinal line in the middle, and another across 
the base. The elytra are deep red or purple with 
a golden gloss, the surface rough ; having two slight- 
ly elevated lines along the disk of each, and another 
near the margin. The under parts of the body are 
bright green, the legs, antennae, and palpi nearly 
black. 
“ This noble species,” says the American Ento- 
mologist, to whom we have been indebted for the 
accompanying figure, “ which far surpasses the far- 
famed Vcsiccitoria , has, I understand, been labelled 
in a British cabinet with the name I have here 
adopted, in honour of Mr Thomas Nuttall, who dis- 
covered it. It seems to be limited to the western 
region. In company with Major Long, I observed 
