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Riley in 1887 doubtfully suggests the following synonymy (Proc. 
Ent. Soc. Wash. I, 88). 
leucophaea A. & S. 
obliquata G. & R.? 
achatina A. & S. 
clintonti G. & R. 
parallela G. & R.? 
basiflava Pack.? 
cinnamomea G. & R.? 
Packard in 1890 (5th Rep. of the U. S. Ent. Comm. 135-137) 
alters this to the following: 
leucophaea A. & S. 
clintonii G. & R. 
basiflava Pack.? 
obliquata G. & R.? 
cinnamomea G. & R.? 
achatina A. & S. 
parallela G. & R.? 
Dyar in 1894 (Psyche VII, 135-7) on the strength of breeding 
experiments by himself and Seifert offers the following list: 
leucophaea A. & S. 
clintonii G. & R. 
var. basiflava Pack. 
achatina A. & S. 
parallela G. & R. 
var. obliquata G. & R. 
cinnamomea G. & R. 
plagiata Wlk. 
Neumoegen & Dyar in their revision of N. Am. Bombyces (Jour. 
N. Y. Ent. Soc. II, 57 (1894) for the first time introduce the generic 
term Olene Hbn. and list the species as follows: 
cinnamomea G. & R. 
achatina A. & S. 
parallela G. & R. 
var. tephra Hbn. 
obliquata G. & R. 
leucophaea A. & S. 
clintonii G. & R. 
var. basiflava Pack. 
var. atrivenosa Palm. 
plagiata Wlk. 
atomaria Wlk. 
