2G arctiad,t:. 



costa, then oblitjuc ; some fuscous points on costa and an oblique 

 strif^a to upper angle of cell ; tlio postmedial line punctiform, angled 

 below costa and iiuurvod below vein .'i ; traces of an irregular sub- 

 terminal line. Hind wing white, tinged with brown towards apex; 

 a disc'oidal point. 



Hah. U.S.A., Atlantic States, Ontario, Grots Coll., 3 S , type. 

 E.vj>. 'JO millira. 



Larva, I\var, I'syclio, vi. p. 110. 



Body broad, short, much flattened, with four pairs of prolegs j 

 each segment with Four dorsal tubercles with dusky hairs ; larger 

 lateral tubercles w^th longer hairs; length 13millim. Food-plant, 

 Oak, hiding on the bark. 



Cocoon. Boat-shape, flattened ; attached to surface of leaf and 

 formed of silk lined with bits of leaves. 



46. Celama cletliraB. (Plate XYIII. fig. 20.) 

 Nola clethra, Dyar, Can. Ent. 1890, p. 62. 



$ . Head and thorax white ; palpi blackish at sides, head slightly 

 irroratcd with fuscous, tcguhv barred with black, thorax strongly 

 irrorated with bluish fuscous, abdomen x^aler. Fore wing bluish 

 grey irrorated with fuscous; the basal half of costal edge black ; a 

 subbasal strijra from costa and a short streak on subcostal nervure ; 

 the antoniedial line rather indistinct, very acutely angled in cell, 

 then oblique : the tufts of scales at middle and end of cell rather 

 large ; some black points on costa ; the postmedial line punctiform, 

 angled at vein o, then oblique, and with traces of a band on its inner 

 side ; an indistinct irregular subterminal line. Hind wing grey 

 suffused with fuscous ; a dark discoidal point. 



Hab. U.S.A., N. York {Dyar), 1 $ cotype. E:qy. 20 millim. 



E<jg, Dyar, Can. Ent. 1809, p. 62. 



Egg flattened above, somewhat elliptical ; sides 25-ribbed, with a 

 waved line on the surface of each rib, with fine parallel cross-stri8& 

 forming elongate cells, the flattened vertex finely reticulate ; size 

 •4-*o X "3 millim. : laid on under surface of older leaves near a vein. 



Larva. Stage I. Translucent whitish, showing the green food; 

 head 2 millim ; hairs single, the primary ones only present ; on 

 abdomen ii. is large and black, alternating, leaning outwards on 

 Bomites 7, 9, 11, the other hairs pale, iv. very long, v. shorter and 

 pale ; hair i. shorter than ii. ; iv., v. approximate, iv. scarcely higher 

 than V. ; on thorax \.a small, i.fe large and black ; ii.a & h close 

 together, the former very small ; v. long, vi. very small ; hairs fine, 

 not glandular, slightly spinulose ; skin with fine spinules. 



Stages II., III. rather opaque white ; warts in four rows, i. & ii. 

 and iv. & v. coalesced ; haii-s short, bristly, brownish. 



Stage IV. "Warts large, spiracles brown ; hairs pale, the shorter 

 ones brown-tii>j)cd. 



Stage v. Head with the mouth brown, a dark grey patch at 

 apex of each lol)o; the three upper rows of warts large, the lower 

 small ; body short and thick ; translucent white, shaded round base 



