380 THE BLOWFLIES oF NortH AMERICA 
PLATE 4 
Protophormia terrae-novae (Robineau-Desvoidy) 
Head of male 
A. Dorsal view. 
B. Left lateral view. 
Apaulina metallica (Townsend) 
C. Head of male. 
Francilia alaskensis Shannon 
D. Head of female. 
