1964] 
Evans 
Nesting behavioj- 
145 
Fig. 1. Mound of nest no. 1674, Granby Center, N. Y., showing true 
burrow (left) and false burrow (top). Fig. 2. Same nest in profile; one 
bee was found in the burrow at x, several others in each cell. Fig. 3. Mound 
of nest no. 1848-3, Lexington, Mass., showing five false burrows, one with 
a double entrance. Fig. 4. Nest no. 1846, Lexington, Mass., in profile; eight 
bees were found in the burrow at x, several others in each cell ; the false 
burrow was destroyed accidentally and hence is not shown here. 
