86 THE CANADIAN ENTOMOLOGIST. 



phenius ( Attaais polyphemus of Fabricius), Actias hi?ia, Linn. ( Attacus 

 iin/a of Fabricius), Eacles ivipei'ialis of Hubner, and the Sphinx quinque- 

 macidata of authors. Before entering into a description of the anomalous 

 forms, the writer deems it not amiss to detail the leading characters of ^ 

 the normal ones after their last skin moulting, and just prior to their 

 assumption of the chrysalis condition. 



Actias I una, Linn. 



Attacus iuna, Fabr. (normal.) 



Des. — Length of caterpillar, three inches. General color, pale bluish, 

 green. Head nearly elliptical, somewhat pearl colored. Oral appendages ^ 

 similarly colored. A pale yellow stripe extending along each side, just 

 below the line of spiracles, from the first to the tenth segment ; narrow- 

 transverse bands of a similar color between the rings, continued from side- 

 to side, crossing the dorsum. On each ring there are six pearl-colored 

 warts, tinged with purple, and at the posterior part of the abdomen three 

 brown spots, edged above with yellow. Specimens captured in August 

 whilst feeding upon the Black Walnut (Juglans nigra.) 



Variety of same. 



Des. — Length, two and three-eighth inches. General color, reddish 

 brown inclining to dullness. Head and oral appendages similar. The- 

 lateral and transverse stripes wanting, passing, no doubt, through the 

 various shades of yellow, orange, red, into the general color of the body. 

 Posterior brown abdominal spots present, but lacking the yellow edging, 

 and shining very conspicuously from the depth of their color. The six 

 pearl-colored warts, with their purple tinge, have assumed a richer hue, 

 blazing like a coronet of rubies. Taken in October, early part, while 

 feeding upon Juglans nigra. Cocoons of a beautiful reddish brown. - 

 Number of specimens taken, six. 



Teiea polyphcnuis (normal). 



Des. — Length, three inches. General color, golden green. Head: 

 light brown, nearly elliptical ; mouth pieces similarly colored. A 

 transverse, conspicuously-colored yellow band on the posterior margin of 

 the pro-thoracic segment. Six rows of gold-colored warts, two dorsal,two 

 lateral, and two sub-lateral, reaching from the meso-thoracic to the eighth 

 abdominal ring ; each wart tipped with two moderately long blackish 

 hairs. Between the rings, from the fourth to the tenth segment, a trans- 



