1983] 
Herbers — Social Organization in Leptothorax 
379 
Table 7. 
RE 
SG 
MO 
IE 
GE 
CE 
IE 
Gl, 
CL 
RE 
ALE 
IP 
GP 
AAE 
ATW 
ATB 
RW 
ALW 
BG 
ATQ 
LN 
lEx 
LOT 
CEx 
EEx 
HM 
FF 
MOL 
Results of ANOVA tests of mean head widths for workers exhibiting 
different behaviors. Starred entries indicate average head widths were signifi- 
cantly different (LSD tests; *P < .05). 
RE 
SG 
MO 
IE 
GE 
CE 
IL 
GL 
CL 
IDr 
CDr 
EDr 
FdN 
FdO 
IFd 
DR 
RL 
K< 
* 
♦ 
* 
* 
* 
* 
* 
* 
* 
* 
* 
to L. longispinosus (Herbers and Cunningham 1983); to correct for 
this different rearing condition comparisons below deleted the prey- 
handling behaviors reported for L. amhiguus (Table 3: IDR, EDR, 
CDR). In addition, colonies had been matched with respect to 
worker number in order to eliminate variation correlated with col- 
ony size (Table 2). Therefore, comparisons between these studies 
