. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. 98 The .same month we ret-civcd by re((uest fi'oiii Prof. II. A. Gossarcl, Lake City, Fhi., .specimens of" the hirva ot" this speeies found on cowpea, with the aeeompanyinj^" information that two hours' seareh in a patch of velvet beans failed to find any of caterpillars. Mr. (lossard was not certain that velvet beans were exempt from attack, ))ut it is evident that the}' must be comparatively so. DESCRIPTIVE. The hutterfy.âThis leaf-roller is the larva of a ))uttertly called the â 'swallow-
. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. 98 The .same month we ret-civcd by re((uest fi'oiii Prof. II. A. Gossarcl, Lake City, Fhi., .specimens of" the hirva ot" this speeies found on cowpea, with the aeeompanyinj^" information that two hours' seareh in a patch of velvet beans failed to find any of caterpillars. Mr. (lossard was not certain that velvet beans were exempt from attack, ))ut it is evident that the}' must be comparatively so. DESCRIPTIVE. The hutterfy.âThis leaf-roller is the larva of a ))uttertly called the â 'swallow-tailed skipper," and is quite unique among garden pests. The butterfly is illustrated in figure 20, a. It has a robust bod}- and wide head, and the autenme are curved at the tips as figured. Its color. Fig. 20.âEutlnintis iirotcus: a, butterfly; 6, larva, dorsal view; c, larva, lateral view; d, chrysalis ill rolled-up leal"â.somewhat enlarged (original). is velvety brown, with long metallic-green hairs on the thorax and contiguous parts of ))oth pairs of wings. The fore-wings are orna- mented with white spots and the hind-wings are l)ordered with a zigzag line of white; the latter terminate in two long, dark-brown tails. The wing expanse is from If to 2 inches. The lower surface is much paler l)rown, with broad bands of darker brown. Tlieegg is nearly spherical, depressed below, and marked with ridges, converging at the polls. The eggs when first de})osited are glistening white, but soon become yellow. The}' measure nearly a millimeter in diameter and about »>.s""" in length. The larva is of the peculiar appearance shown in the illustration {h^ (â¢), nearl}' cylindrical, with narrow neck and prominent head. The. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United State
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Keywords: ., bookcentury1800, booksubjectentomology, booksubjectinsects, booky
