Article beginning on page 43.
Psyche 12:43, 1905.

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LIFE HISTORIES OF NORTH AMERICAN GEOMETRIDAE-UX. BY HARRISON G DYAR, WASHINGTON, D. C
Wlatsa ascriusaria Walker.
kg. Elliptid, well Battened, one and depressed, truncation rounded, not very obvi- . ous. Surface dimly hexagonally reticulate, the cell areas rather deep and pronounced but not sharp and all overlaid and obscured by fine granules of shagreen. Towards the large end the
pores at the angles of the reticulations are marked by large, distinct, rounded white elevations, bw these become small towards the center of the egg and are lacking on the small end and the flat sides.
Truncation reticular without white elevations. Bluish green, frosted by the white dota, turning bright red.
Size i x .6 x .5 mm.
Stage {.
Eead brownish iuteous, the sutures dark. Body moderate, subdorsal and ventral
broad red brown stripes, the subdorsal pair fused on joints 10-t; and marked in pale on the cer- vical shield. Sides white; abdominal feet stained with red, thoracic ones Iutwus. Stage I[.
Head rounded bilobed, whitish, clypeos and epistoma white, all the sutures dart brown; two parallel rows of gray dottings over the lobes; width .55 mm. Body slender, greenish
white; broad subdorsal bands joining posteriorly, dotted on joint 2, and broad ventral band purple brown. Thoracic feet brownish black, the abdominal ones reddish. Tubercules pale, ;eta= black, both minute.
$tug# HI.
Head oblique, flat before, lobes full; whitish with vertical TOWS of brown dots; and band across the bases of the antenna; width 1 mm. Body moderate,siightly flattened,
tubercles raised? dorsum blown, darker posteriorly on the segments, a geminate dotted dorsal line pale filled: sub-ventral fold white, subventer brown, venter dark purplish brown with tine geminate medioviintral pale line. SmaH segmentary black subventral spots under the white fold. Feet pale; tubercles small, black; setae minute. StugtIV.
Head widest below, slightly bilobed, clypeus depressed; gray, spotted with black heaviest oa the lower angles of the lobes and across above the mouth; a pale streak on the side, width 1.5 mni,
Body moderate, slaty gray, slightly streaked. Tubercles ii of joints 5, S,9 and tz elevated, papillose, black, with black subdorsal blotches beside them, present but less
distinct on the other segments.
A broken, diffuse white band along the sub-ventral fold. Abdominal feet whitish outwardly, lined with black in front. Subdorsal, lateral and suprastig- matal pale lines indicated.
Stuffel^.
Head round, somewhat quadrately bilobed; whitish gray mottled with darker, a buck patch each side of tbeclypeus below and across above the mouth and on bases of antennae. width 2.3 mm. Body moderate, tuherck ii raised and marked in black, especially on joints 5 and ti.
Ashen ray with traces of waved white lines; dorsum of joints 5, 6, 7 and 8 washed in whitish,aides with irregular black marks, whitish intersegmental washings on thesubventral fold; foot of joint to whitish, the others gray. feet of joint 4 erected, the others appreased. The resemblance ia to bark, fill the markings being illy delineri. Eees June 14. mature larva Au~ust 6. sin& brooded with hibernation in the pupa. Larvsc -- - - . -
<ram Kasla, British (.'olumbia.




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