Half hours with insects . ^ been constructed. We have in this coun-try a species of Tarantula(Lycosa) which as if bydesign covers its holewith a mass of dead anddry leaves, as indicatedin Fig. 2IG (after Emer-ton). In an article in the American Naturalist,vol. iv, Mr. Enierton tellsus that his attention wasdrawn to these nests byMr. J. A. Lintner, whonoticed on the sandy hillswest of Albany, N. Y., anumber of holes abouthalf an inch in diameter,each surrounded by aring of sticks and bitsof leaves loosely fastenedtogetlier by fine threads. The larvse of Cassida,the helmet beetle, andLema, which
Half hours with insects . ^ been constructed. We have in this coun-try a species of Tarantula(Lycosa) which as if bydesign covers its holewith a mass of dead anddry leaves, as indicatedin Fig. 2IG (after Emer-ton). In an article in the American Naturalist,vol. iv, Mr. Enierton tellsus that his attention wasdrawn to these nests byMr. J. A. Lintner, whonoticed on the sandy hillswest of Albany, N. Y., anumber of holes abouthalf an inch in diameter,each surrounded by aring of sticks and bitsof leaves loosely fastenedtogetlier by fine threads. The larvse of Cassida,the helmet beetle, andLema, which live exposed I^W . ,1 • 1 i. /> ii • Lycosa in it3 nest. to the sight of their ene-mies on the ni)per side of loaves, arturd examples of what,at some period in tlie life of the species, may have been aconscious attempt at deception. The larva of Cassida isbroad, flat and oval, edged with long, sharp spines. By 23. 280 HALF HOURS WITH INSECTS. [Packard. means of the two long terminal spines terminating its up-turned extremity it holds the old cast skin over its bodylike an umbrella. The beetle itself in its resplendent goldenhues has been compared, by Wallace, to glittering dew-drops upon the leaves. In another form, Chelymorpha cri-hraria (Fig. 217 ; a, i)npa), whicli is considerably larger thanCassida, and feeds very much exposed on the silk weed, andsometimes on the raspberry, is also protected by its castskin, though in a less degree. The larva of the common potato beetle of the easternstates (Fig. 218; a, larva; &, c, pupa ; rf, eggs) covers itsdull gray soft body with a black mass of its excrement, Fig. 217. Fig. 218.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectinsects, bookyear1881
