238 LEPIDOPTERA OF NORTH AMERICA. 



Fam. XL NOTODONTIDAE Her.-Sch. 



Body usually robust, pilose, abdomen extending beyond 

 the wings, sometimes nearly double the length. Proboscis 

 often none or very short, sometimes rather long. Palpi 

 moderate, rarely very long. Antennae of the male usually 

 pectinate, rarely simple; of the female, simple, rarely sub- 

 pectinate. Eyes usually naked. Legs densely pilose or 

 scaly. Primaries not wide. Wings entire, often long. 



CERURA Schr. Eerpya Hiibn. 



Body stout, pilose. Proboscis very short. Palpi very short. 



Antennae pectinated to the tips, longer than the thorax. Abdomen 



extending beyond the hind wings. Legs stout, pilose; hind tibiae 



with two minute apical spurs. Wings rather long. Fore wings 



almost straight along the costa, rounded at the tips, very oblique 



along the exterior border ; anterior angle much rounded ; discal 



areolet intersected by a secondary forked vein ; three inferior veins, 



second about four times further from the third than from the first. 



C. B. M. 



1. C. borealis Harris. Furcula Sm. Abb. Figured in Griffith's Regne 

 Animal, Smith & Abbot, p. 141, pi. 71. 



Antennas feathered in both sexes, but narrow and tapering, and 

 bent upwards at the point ; the legs, especially the first pair, which 

 are stretched out before the body when at rest, are very hairy; 

 wings thin and almost transparent. Ground color, dirty white ; 

 the fore wings are crossed by two broad blackish bands, the outer 

 one of which is transversed and interrupted by an irregular wavy 

 whitish line ; the hinder margins of all the wings are dotted with 

 black, and there are several black dots at the base and a single one 

 near the middle of the fore wings ; the top of the thorax is black- 

 ish, and the collar is edged with black. 



United States. 



Harris. 



