. Bulletin. lline is yellowish brown and very much broken, giving the appearanceof a large spot on each segment. The lateral lines are dull yellowishwhite. Eleven days later the third molt occurs, after which the length ishalf an inch. The head is of medium size, black, with short, brown-ish white hairs. The general color of the body above is velvetyblack, with large hemispherical, slate gray tubercles with numeroussmall black tubercles over the surface, and from each of these smalltubercles arises a cluster of short brownish white hairs mixed with afew black ones. The dorsal line is pale ochr


. Bulletin. lline is yellowish brown and very much broken, giving the appearanceof a large spot on each segment. The lateral lines are dull yellowishwhite. Eleven days later the third molt occurs, after which the length ishalf an inch. The head is of medium size, black, with short, brown-ish white hairs. The general color of the body above is velvetyblack, with large hemispherical, slate gray tubercles with numeroussmall black tubercles over the surface, and from each of these smalltubercles arises a cluster of short brownish white hairs mixed with afew black ones. The dorsal line is pale ochraceous reddish, enlargedinto small grayish spots on the middle of the sixth, seventh andeighth segments ; while on the ninth, tenth and eleventh segmentsare larger oi-ange colored spots. On each side of the dorsal line, onthe front edge of the fifth, sixth, seventh and eighth segments, is asmall light yellow tubercle. The lateral line is pale yellow and belowthis the surface is ashy, mottled with dark Trees stripped by caterpillars of the Gypsy Molh. ARLINGTON, MASS., JULY II. ISitL


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