1907] On the 'testing Habits of the Psen Barthi VicrccJc. 
255 
Nest No. 4. 
Gallery e filled with sawdust and 
0.3 cm. in diameter, d and 
B open. D = 11/2 cm. long. 
Cell 1 Irreg. oval ; 1.2x0.7 cm. ; 
clean and contained a 
cocoon very lightly attached 
to the Myalls. 
Cell 2 regularly oval ; empty and 
clean : 1.0x0.6 cm. 
Gallery a to b = 2.2 cm. 
c to D = 1.5 cm. 
A to E = 5.9 cm. 
A to D = 4.6 cm. 
G = 0.3 cm. in 
diam. and packed 
with sawdust. 
^3=^i=r^-^^^_- — ;r, — ~i: ^ - ~ — F = 0.4 cm. in 
diam. and open. 
Nest No. 5. 
Cell 1 1.3x0.7 cm. ; 3 hoppers ; egg on left thorax at edge of wing 
beginning at neck and extending parallel to the body. 
Cell 2 practically spherical ; 0.8 cm. in diameter. Empty. 
Wasp caught in gallery f. 
Nest No. 6. 
LATERAL VIEW. 
1.0x0.6 cm. ; 3 hoppers ; contents mildewed. 
1.3x0.6 cm. ; rather flat on one side, dome- 
like on other ; cocoon. 
1.2x0.6 cm. ; empty. 
Gallery h 0.3 cm. in diam.; filled with sawdust. 
Gallery g 0.4 cm. ; filled with sawdust. 
Gallery i 0.4 cm.; open. 
Wasp caught in nest. Entrance in a crack. 
A to D = 
4 cm. 
A to C = 
3 cm. 
A to L = 
3.7 cm. 
A to F=: 
1.2 cm. 
D to B = 
1.7 cm. 
C toB = 
0.6 cm. 
FtoL = 
2.5 cm. 
TOP VIEW. 
Cell 1 
Cell 2 
Cell 3 
