PLATE XXXIX, 



Orgyia antiqua. 



1, 1 a, lb, larvae after the last moult ; 1 c, cocoon 

 with the eggs deposited by the wingless female. 



See pp. 11, 12. 



Orgyia gonostigma. 



2, 2 a, young larvse as found in autumn ; 2 b 9 

 larva after last moult, end of May or beginning of 

 June. 



LiELTA C^NOSA. 



3, larva after last moult. 



Sttlpnotia salicis. 



4, 4 a, larvae after last moult. 



