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. An annotated list of the important North American forest insects. Forest insects. lO CONNECTICUT KXPERIMENT STATION BULLETIN 155. wet, the fnng"us developed and killed a great many beetles. Beetles attacked by this fungus are covered with white mold, as shown in Fig. 5. Predatory bugs of at least three species of the genus Podisiis feed upon the larvae and pupae, and Riley* records three species of beetles that also devour full-grown larvae and pupae. The praying mantis (Stagnioinaufis Carolina Linn.) is also an enemy of the elm leaf beetle in the southern portion of its rang^ Fig. 5
. An annotated list of the important North American forest insects. Forest insects. lO CONNECTICUT KXPERIMENT STATION BULLETIN 155. wet, the fnng"us developed and killed a great many beetles. Beetles attacked by this fungus are covered with white mold, as shown in Fig. 5. Predatory bugs of at least three species of the genus Podisiis feed upon the larvae and pupae, and Riley* records three species of beetles that also devour full-grown larvae and pupae. The praying mantis (Stagnioinaufis Carolina Linn.) is also an enemy of the elm leaf beetle in the southern portion of its rang^ Fig. 5.—Pupae and adults killed b}- fungus. Healthy specimens at the left, natural size. REMEDIES. Spraying zvith poison. Covering the foliage with some arsenical poison is the only sure means of preventing injury to the trees, and for this purpose arsenate of lead is unquestionably the most satisfactory of these poisons. It remains better in suspension and adheres to the foliage longer than Paris green or London purple, and is less liable to injure it. As there are now several brands of good arsenate of lead on the market, it * Div. of Entomology, U. S. Dept. of Agriculture. Bulletins No. 6, p. 10 and No. 10, p. 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 Craighead, Frank C. (Frank Cooper), 1890-; Perry, George S; Snyder, Thomas Elliott, b. 1885; Hopkins, A. D. (Andrew Delmar), 1857-1948; MacAloney, Harvey John, 1896-; Graham, Samuel Alexander, 1891-; Peirson, Henry Byron, 1894-; Herrick, Glenn W. (Glenn Washington), 1870-1965; Britton, Wilton Everett, 1868-1939; Tanaka, T; Sanders, J. G; Howard, L. O. (Leland Ossian), 1857-1950; Chittenden, F. H. (Frank Hurlbut), 1858-1929; St. George, R. A. (Raymond Alexander), b. 1894; Beal, J. A; Middleton, William, b. 1893; Burgess, A. F; Busck, August, 1870-1944;
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Keywords: ., bookauthorhopkinsadandrewdelmar, bookcentury1900, bookdecade1900