Ontario Sessional Papers, 1871-72, . its ravages have often excited Fig. >j2, h gives a very good idea of the insect, although, 2n^fact,ahe figure is that olEpica-Kfa mwnua, a similar species, but not found in Ontario.^ / , , , . , We are afraid that, on the whole, these Blister-beetles must be regarded and dealt withas enemies, although sometimes it may suit their purpose to least upon the Colorado Beetleand thus endeavour to earn the character of beneficial insects. These beetles may be knockedoft- the vines into a broad pan or pail of water, and destroyed, or driven into a windrow
Ontario Sessional Papers, 1871-72, . its ravages have often excited Fig. >j2, h gives a very good idea of the insect, although, 2n^fact,ahe figure is that olEpica-Kfa mwnua, a similar species, but not found in Ontario.^ / , , , . , We are afraid that, on the whole, these Blister-beetles must be regarded and dealt withas enemies, although sometimes it may suit their purpose to least upon the Colorado Beetleand thus endeavour to earn the character of beneficial insects. These beetles may be knockedoft- the vines into a broad pan or pail of water, and destroyed, or driven into a windrow ot hayor straw, and burnt; this latter plan Mr. Riley suggests as being the most practica and efii-cient remedy. As these insects are rather late in appearing, it would follow that the earherplanted potatoes would escape the best. 418 35 Victoria. 8e ional Ictpers (No. 5). A. 1871-2 5.—THE POTATO OR TOMATO WORM, (MacrosUa quinque maculata, Hawthorn.)Order—Lepidoptera. Family—Sphingid^. EATING THE LEAVES IN THE LAEVAL STATE. Fig. till nwhile ; and now, in the incrensinybreath, you see a darkness visible drop This common and well-known insect belongs to afamily of moths called 6j)h(n-gidie or ilawk i>loths, asthey are more generallytermed from their rapid modeof flight. The prmcipaimembers of this family arelarge stout bodied mothswith strong wide wings welladapted for swiftness. Thelarger ones are rarely seenduring the day, but maketheir appearance at dusk orearly evening, when they maybe met with among theflower beds, darting about insearch of food. The flightof one of these tlawk Mothshas been so beautifully de-scribed by >ir. J. W. L>oug-las, the well-known EnglishEntomologist, that we cannotrefrain from quoting him : Did you ever see a Sphinxfly ? There is nothing tocompare its motion to, excepta flash of lightning. Whileyou are looking- at a flowerin the twilight, between youand it glides a motion, amov-ing haziness, which is beforeyou and yet conveys t
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