Noctuidae 



Genus ACHATODES Guenee 



(i) Achatodes zeae Harris, Plate I, Fig. 12, larva; Plate XXVI, 

 Fig. i, $. 



This common insect, like those of the next three genera, is a 

 stem-feeder, burrowing in the pith of its food-plants. It feeds 

 in stems of elder (Sambucus), and Indian corn. 



Genus GORTYNA Ochsenheimer 



This genus is represented in the faunae of both hemispheres. 

 It is quite extensive. 



(1) Gortyna velata Walker, Plate XXVI, Fig. 3, 6 . (The 

 Veiled Gortyna.) 



Syn. sera Grote & Robinson. 



Not uncommon in the Atlantic States. 



(2) Gortyna nictitans Borkhausen, Plate XXVI, Fig. 2, $ . 

 This species, which is also found in Europe, has an extensive 



synonymy. It is found from the Atlantic to the Pacific, and shows 

 in different localities slight differences in ground-color and mark- 

 ings, which have led to the creation of a' number of subspecific 

 distinctions by writers. 



(3) Gortyna immanis Guenee, Plate XXVI, Fig. 4 $ . (The 



Hop-vineGortyna.) 

 The insect is 

 not often found 

 south of New York 

 and New England 

 to any great extent, 

 though its occur- 

 rence as far south 

 as Maryland as a 

 rarity has been 

 noted. From 

 western New York 

 it ranges across the 

 continent to the 

 Pacific. As it 

 particularly infests 



FIG. 1 20. Gortyna immanis. a. enlarged 

 ment of larva; b. larva; c. pupa; d. adult 

 (After Howard.) 



seg- 

 d* 



the hop it will not be abundant in places where that plant is 

 not grown. In the centre of the hop-growing region of 



212 



