ICG 
2 —Parorgyia parallela. —Body gray: a dorsal and stigmatal black 
line; sometimes a sub-dorsal blackish line; on top of segments 4, 
5, G and 7 is a large tussock of black hairs, the tussock on segment 
7 sometimes wanting; on each side of the first and last segment is 
a pencil of long black hairs; on top of segment 11 is a tussock of 
black hairs, the tussock appearing to be double; the hair on the 
sides of the body is yellowish, in spreading clusters; on top of 
segments 9 and 10 is a small pale yellow wart. Head shining 
black; length 1^ inches. Feeds on Oak, Crabapple, Horsechestnut 
and Plum. Found throughout the year. Spins a cocoon. (D. W. 
Coquillett). 
8 —Orijg ia leucostigma .—A 
black dorsal stripe, not ex¬ 
tending upon the first 8 seg¬ 
ments ; next to this is a 
white or yellow line, then a 
greenish or pale blue stripe, 
on which is sometimes a 
black line; next to this 
stripe is a black stigmatal 
Fig. 62 —Orgyia leucostigma. Larva. line, and below this is a yel¬ 
low line; on top of the segments 4, 5, 6 and 7 is a wide tussock 
of white hair; on each side of the first segment, and on top of 
segment 11, is a pencil of long black hairs, which are knobbed at 
the outer end; on top of segments 9 and 10 is a small red wart; 
cervical shield red, venter yellowish white, tinged with blue. Head 
reddish-brown or dark red; length 1J inches. Feeds on a variety 
of trees. May to September. Spins a cocoon. (D. W. Coquillett.) 
4— Tolpe vellecla .—Body bluish-gray, marked with numerous long¬ 
itudinal lines; on top of segment 3 is a transverse black band, most 
distinct when the caterpillar is in motion; on top of each segment 
are two warts, those on segment 3, in front of the black band, are 
the largest; each of these warts gives forth a few black hairs; a 
stigmatal row of large warts, from each of which proceeds a cluster 
of light-gray hairs, interspersed with a few black ones. Length k 2| 
inches. Feeds on Apple, Oak and Elm. June to August. Spins a 
cocoon. (J. A. Lintner.) 
5 —Gastropacha americana. —Body pale-bluish, the dorsal space 
sometimes darker than the sub-dorsal; on the back are about six 
yellow lines, on some of which are a few black dots; on each side 
of segment 1 are two warts, one above the other; a stigmatal row 
of warts; from each of these warts projects a thin cluster of mouse- 
colored hairs; on the back, between segments 2 and 3, and 3 and 
4, is a transverse dark reddish-yellow line, which can be seen only 
when the caterpillar is in motion; on top of segment 11 is a thick 
blunt prominence; venter black, spotted with pink and yellow; 
head pinkish-blue, dotted and streaked with a darker color and 
thinly covered with short hair; length 2 inches. Feeds on Poplar 
and Apple. May to June. Spins a cocoon. (D. W. Coquillett.) 
