404 F. Werner, Orthopteren. 
that they are not quite mature, the differences from typical 
A. mauritanica (of which I possess several curious varieties) 
being due to immaturity: the divergences in colour I attribute 
to the same cause, as also the approximation of the forceps 
and smoothness of the sides of the abdomen: the firmness 
of the integument appears certainly surprising, but exami- 
nation shows that it is really nymphal. 
