Arctiidae 
This species occurs in the Carolinas and southward. 
Pareuchcetes tenera is found in the Atlantic States and is not 
uncommon in Pennsylvania. 
Genus EUCHAETIAS Lyman 
The following key based upon that of Hampson may enable 
the student to differentiate the species in his collection: 
Abdomen red above. 
Fore wing with costal fascia. 
Fore wing with the costal fascia yellow. antica Walker 
Fore wing with the costal fascia white. albicosta Walker 
Fore wing without costal fascia. 
Hind wing with crimson patch on inner area. perlevis Grote 
Hind wing without crimson patch on inner area. 
Fore wing uniform brownish. murina Stretch 
Fore wing white tinged with fuscous. bolteri Stretch 
Abdomen orange above. 
Fore wing gray-brown. egle Drury 
Fore wing brownish white with the veins white. . oregonensis Stretch 
Abdomen whitish above. pudens Henry Edwards 
(1) Euchaetias murina Stretch, Plate XI, Fig. 18, $. 
(The Mouse-colored Euchaetias.) 
The habitat of this species is Texas. 
(2) Euchaetias egle Drury, Plate I, Fig. 5, larva; Plate 
XVI, Fig. 21, (The Milk-weed Moth.) 
Fig. 75 .—Euchaetias egle, $ . (After Hampson.) 
The figure given above in the text and those given on 
the plates will suffice for the identification of this common 
insect, which ranges from the Atlantic to the Mississippi and 
beyond. The larva feeds upon Milk-weed (Asclepias). 
(3) Euchaetias oregonensis Stretch, Plate XVI, Fig. 19, 
$ . (The Oregon Euchaetias ) 
This insect is found throughout the northern portions of 
the United States and Canada. 
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