NoctuidcB 



in recent years been ranged under the name Carneades after the 

 teaching of Grote, but as Carneades, which was erected by 

 Bates, includes a different concept, this name was abandoned 

 by Dr. Dyar, and the name Paragrotis Pratt was substituted for 

 it. This name, however, must yield to the older name proposed 

 by Hubner, and which we have adopted at the suggestion of 

 Prof. J. B. Smith. 



(i) Euxoa quadridentata Grote & Robinson, Plate XXli, 

 Fig. 30, $, . (The Four-toothed Dart. ) 



This insect is distributed from Colorado to Oregon. 



(2) Euxoa brevipennis Smith, Plate XXII, Fig. 27, $ . (The 

 Short-winged Dart.) 



The range of this species is the same as that of the preceding. 



(3) Euxoa olivalis Grote, Plate XXII, Fig. 34, $, . (The 

 Olive Dart.) 



The species occurs in Colorado and Utah. 



(4) Euxoa flavidens Smith, Plate XXII, Fig. 38, $ . (The 

 Yellow-toothed Dart.) 



This moth is spread through the region of the Rocky 

 Mountains from Colorado to northern Mexico. The specimen 

 figured came from the Sierra Madre of Chihuahua. It has 

 been compared with the type in the National Museum at 

 Washington. 



(5) Euxoa perpolita Morrison, Plate XXII, Fig. )6, $ . (The 

 Polished Dart.) 



It ranges from the States of the northern portion of the 

 Atlantic Subregion to the mountains of Colorado. 



(6) Euxoa velleripennis Grote, Plate XXII, Fig. 35, $ . 

 (The Fleece-winged Dart.) 



It has the same range as the preceding species. It may at 

 once be distinguished from it by its slighter build, and by the 

 whiter hind wings. 



(7) Euxoa detersa Walker, Plate XXII, Fig. 39, $ . (The 

 Rubbed Dart.) 



Syn. pityockrous Grote; personata Morrison. 



A pale and inconspicuously colored insect, which has the 

 same distribution as the two preceding species. 



(8) Euxoa messoria Harris, Plate XXII, Fig. 40, $, . (The 

 Reaper Dart.) 



188 



