OF NORTH AMERICA. 



81 



BOMBYCID^ffi. 

 ARCTIINiE. 

 Genus HALESIDOTA. Hiibner. 



Fore wings narrow, the subcostal vein with two marginal nervules 

 from the disc, 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 four-branched, the posterior nervule moder- 

 ately remote from the penultimate. Hind wings, neuration arctiaeform. 

 Head moderate, short, rather woolly, with ocelli. Front tapering, 

 moderately broad. Eyes rather large. Antennae 

 'slightly pectinated in the $, serrated in the ?. 

 Labial palpi stout, porrected, exceeding the clypeus 

 somewhat, and squamose ; the basal and middle 

 joint about equal ; terminal joint conical, very min- 

 ute. Tongue as long as thorax beneath. 



Body stout. Thorax smooth with decumbent hairs. 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. 



Ckm., Proc. Acad. Sci. Phil, p. 533. (i860 ) 



The following is an attempt to tabulate the North American species: 



* Primaries banded. 



Yellow, rusty bands, abdomen yellowish - - H. Agassisu. 



Ochreous, smoky brown bands, abdomen verm'ln //. Edwardsii. 



Pale tawny, darker tawny bands, abdomen tawny H. lessellaru. 



* Primaries spotted. 



Dark brown, spots white. 



Patagia dark brown _ . . . 

 " striped brown and white 

 Tawny, spots brown ----- 

 Reddish brown, spots yellowish 



Yellowish, dusted with rusty, spots white 



H. sobrina. 

 H. argentata. 

 H. maculata. 

 H. cinnamomea 

 H. carves. 



