144 
BuUof'tu Wisconsin Xaf ural Histoi'i/ Society. [Vol. 5, No. 3. 
to 0.8 cni. one inch down. WHiole nest following the curve 
A to G., Ti cm.; A to B., 4 cm.; C to D., 1.5 cm.; E to F., 
2 cm. ; a. a. — firmly packed sand. The cells and gallery were 
])racticall}' in the same plane, cell 2 l3eing about i cm. lateral to 
cells r and 3. 
NEST No. 1. 
Cell i. Contained eight leaf hoppers, seemingly placed 
haphazardly in the cell. The egg was on the left side of the 
thorax of a hopper in the middle of the cell, beginning at the 
neck and running parallel to the hopper's body at the edge of the 
wing. Cell practically spherical in shape, 0.7 cm. in diameter. 
Cfxl 2. Egg shaped ; 1.3 cm. long and 0.8 cm. in its greatest 
diameter ; 14 leaf hoppers. Xo egg found. 
Ckll 3. 1.2 cm. long and 0.9 cm. in diameter; 3 leaf 
li()p])ers. Xo egg found. 
XEST XO. 2. 
July ir)th. Wasp came at 2:54 with a hop])er. A locality 
study of considerable care was made both before entering and 
on leavin::^-, i)robably due to the fact that 1 had disturbed the 
surface to some extent in excavating an Anacrabro nest three 
inclies awaw Tlic er.trance was under a stuall, round stone and 
