Arctiidae 



spots. E. congrua has the abdomen white on the upper side. 

 The genus is represented in Asia, Africa, and Tasmania, as well 

 as in the temperate regions of North America. 



(i) Estigmene acrsea Drury, Plate, XVI, Fig. n, S, 

 Fig. 12, ?. (The Acraea Moth.) 



Syn. caprotina Drury; menthastrina Martyn; pseuderminea Peck; 

 cali) 'arnica Packard; packardi Schaupp; klagesi Ehrman. 



A western variety with the fore wings slightly shaded with 

 brown has been dubbed dubia by Walker, and rickseckeri by 

 Behr. In Mexico there is a local race in which the males have 

 the hind wings white like the females, and to this race Hampson 

 has applied the name mexicana. This is altogether one of 



FIG. 67. Estigmene acrcpa, $ . |. (After Hampson.) 



the commonest insects in the Middle Atlantic States, and with 

 the illustrations we have given can be easily determined. 



(2) Estigmene congrua Walker, Plate XVI, Fig. 8, $ . 

 (The white-bodied Estigmene.) 



Syn. antigonc Strecker; athena Strccker. 



A fairly common species in Pennsylvania and the Atlantic 

 States generally, ranging westward as far as Colorado. 



Genus HYPHANTRIA Harris 



This small genus contains only three or four species, one of 

 which is South African. 



(i) Hyphantria cunea Drury. (The Fall Web- worm 

 Moth.) 



Form punctatissima Abbott & Smith, Plate XVI, 

 Fig. 10, $*. 



*The specimens used on Plate XVI. Figs. 10 and 7, both unfortunately developed 

 grease on their abdomens between the time when they were set up for the photographer, 

 and the time when they were photographed. The abdomen in both cases is normally 

 white, with darker markings 



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