206 long's second expedition. 



tending from near the head to the abdomen ; feet blackish, thighs 

 at base, an annulus near the tip of the posterior ones, and pos- 

 terior tibia towards the tip, pale ; abdomen blackish, with an ob- 

 solete, pale, small spot on some of the segments of the tergum. 



Length to tip of the wings one and two-fifths of an inch. 



This fine insect is in the collection of the Philadelphia Museum. 

 and was found by Mr. Titian Peale. 



CHAULIODES Latr. 



C. SERRlCORNis. — Brownish-black, wings spotted with white. 



Inhabits United States. 



Head somewhat wider than the thorax, dusky testaceous at 

 base, diameters nearly equal; antennge deeply serrated, black; 

 wings blackish; superior wings with a white band across the 

 middle not attaining the inner margin and widest on the costal 

 margin, a white spot on the costal [308] margin near the tip, and 

 numerous, small, white dots on the disk near the tip ; inferior 

 wings with a narrow band across the middle not attaining the 

 inner margin and near the tip larger spots, white. 



Length to tip of the wings from one inch and a quarter to one 

 inch and a half. 



A fine insect, which appears to inhabit almost every part of the 

 United States, though I have not met with many specimens any 

 where. Mr. Nuttall brought me an individual from Arkansa; 

 Dr. Bigsby took a specimen as far north as the Lake of the Woods, 

 and I have found one in Pennsylvania, another in Missouri, and 

 a third on Bed river of Lake Winnepeek. 



[A synonym of this species is Neuromus macidatux Bambur, 

 Neur. pi. 10, fig. 2. — Uhler.] 



PHBYGANEA Linn. Latr. 



1. P. subfasciata. [Ante, p. 97.] 



2. P. radiata. — Pale yellowish-brown ; wings with a fuscous 

 circle, from which proceed four radii. [309] 



Inhabits North-west Territory. 



Antennae fuscous ; vertex and neck hairy ; thorax on each side 

 before the wings, and two dorsal series, hairy ; superior wings 

 nearly hyaline ; beyond the middle a large fuscous circle from 

 which a dilated line proceeds to the tip, another to the inferior 



