MIMOPEUS 101 
any use for separating these two species, whether or not the sexes are considered 
separately. The same applies to other ratios calculated. Ratios express in only a 
crude way the differences in shape exhibited by various species and infraspecific 
populations. Such differences are best illustrated by means of accurate drawings or 
by photographs. 
8 
7 
ar es 
ae. 
A A 
° 
x x 
® a a 
x x a LX 
nm A 
x °o.|U 
5 x x A @ O A 
x fe) @ 
x x Oo a .x 
4 
3 
PL 
Fig 2. Scatter diagram of pronotal length (Pr.L.) plotted against pronotal width 
(Pr.W.) for samples of the four populations of the Mimopeus elongatus species group 
listed. 
x M. elongatus — Little Barrier I. O M. elongatus — Pararaha Beach. 
/\ M. elongatus — Mt Mangere. e M. turbotti — Three Kings Is. 
