464 Tuk BLOWFLIES oF NortH AMERICA 
PLATE 46 
Pollenia rudis (Fabricius) 
Egg 
Dorsal view. 
Lateral view. (After DeCoursey.) 
Larva 
Cephaloskeleton, first instar. 
Cephaloskeleton, second instar. 
Cephaloskeleton, third instar. 
Posterior spiracle, second instar. 
Anterior spiracle, third instar. 
Posterior spiracle, third instar. 
FQ SA or o> 
