NATURAL SCIENCES OF PHILADELPHIA. 533 



tarsi, and terminating in front in a rather long, curved spire, with the in- 

 ternal spur as long as the tibiae. 



Var.? E. Eglenensis . Bluish cinereous. Palpi bright reddish at the 

 base, with dark cinereous tips. The occiput and post-orbits are red orange. 

 The external edge of the fore wings is pale luteous. The abdomen above is 

 bright red orange, with a dorsal row of small black spots and one on each 

 side ; beneath cinereous. The thorax beneath and the anterior coxae are 

 tinged with red orange. 



The imago is on wing during the month of August. 



Texas. Capt. Pope's collection. Smithsonian institution. 



Halesidota, Hiibner. Lophocampa, Harris. 



Fore wings narrow ; the subcostal vein with two marginal nervules from 

 the disk, with an apical nervulet near the tip, midway between the origin of 

 which and that of the subcosto-inferior nervule arises the post-apical. Median 

 vein 4-branched, the posterior nervule moderately remote from the penulti- 

 mate. Hind wings, neuration arctiseform. 



Head moderate, short, rather woolly ; with ocelli. Face tapering, moder- 

 ately broad. Eyes rather large. Antennae slightly pectinated in the tf, ser- 

 rated in the 9 Labial palpi stout, porrecte-i, exceeding the clypeus some- 

 what, and squamose ; the basal and middle joint about equal ; terminal 

 joint conical, very minute. Tongue as long as the thorax beneath. 



Body stout. Thorax smooth, with decumbent hair. Patagia erected, 

 moderately large. Breast slightly hairy ; abdomen smooth. Legs stout and 

 smooth ; the tibial spur of the fore legs rather long, concealed ; hind tibiae 

 with four moderate spurs. 



Table of Species. 



Fore ivings banded. 



Fore wings with four bands. 



" with bands black-bordered, tessellaris. 



with bands of spots, ( a n n u 1 i f a s c i a . 



r (maculata. 



Fore wings with two bands, fulvo-flava. 



Fore wings not banded. 



Fore wings spotted or sprinkled with dots. 

 Abdomen luteous or yellowish. 



Thorax with two brown stripes, C a r y e a . 



Thorax with six white luteous bordered spots, palpalis. 

 Fore wings with indistinct hyaline spots. 



Thorax with three white stripes, b i c o 1 o r . 



Fore wings streaked with white. 



Abdomen crimson, tip black, s t r i g o s a . 



Fore wings mottled with grayish. 



Abdomen red, banded with black, cingulata. 



Fore wings not spotted nor striped, i n s u lata. 



* H. Caryae, Harris, Ins. Mass., 2d ed., 278. Pale ochre yellow. Thorax 

 with the tegulae edged with light brown internally. Fore wings thickly and 

 finely sprinkled with little brown dots and with two oblique brownish streaks 

 passing backwards from the costa, with three rows of white semi-transparent 

 spots, parallel to the hinder margin. Hind wings very thin, semi-transparent, 

 and without spots. 



*H. annulifasci a, Walker, 734. Pale testaceous. Proboscis and an- 

 tennae tawny. Thorax with two tawny stripes, which converge landward. 

 Fore wings with tawny punctures, which are most numerous and partly con- 



1860.] ' 36 



