I 



1 Micropyle of definite marked tussock moth, Hemerocampa 



d e f i n i t a Pack, x 200 



2 Micropyle of gipsy moth, Porthetria dispar Linn, x 200 



3 Hairs from full-grown gipsy moth larva, Porthetria dispar 



Linn, x 50 



4 Hairs from egg mass of gipsy moth, Porthetria dispar Linn. 1 



X 200 • 



5 Large hair from full-grown gipsy moth larva, Porthetria dispar 



Linn, x 200 



6 An aerostatic hair from young larva of gipsy moth, Porthetria 



dispar Linn, x 225 



7 Portion of pupal case of gipsy moth, Porthetria dispar Linn. 



X 33 



154 



