Noctuidse 
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. 
(1) Euxoa quadridentata Grote & Robinson, Plate XXII, 
Fig. 30, $ . (The Four-toothed Dart.) 
This insect is distributed from Colorado to Oregon. 
(2) Euxoa brevipennis Smith, Plate XXII, Fig. 27, 9 . (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. 36, $ . (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. pityochrous 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.) 
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