 | Benjamin Dann Walsh, Charles Valentine Riley, George Vasey - 1868 - 272 pages
...all. The larva of the Three-lined Leaf-beetle may be distinguished from all other insects that prey upon the potato by its habit of covering itself with its own excrement. In Figure 16 a, this larva isshown in profile, botli full and half grown, covered with the soft, greenish... | |
 | Missouri. State Board of Agriculture - 1869 - 786 pages
...all. The larva of the Three-lined Leaf-beetle may be distinguished from all other insects that prey upon the potato by its habit of covering itself with its own excrement. In Figure 42 a, this larva is shown in profile, both full and half grown, covered with the soft, greenish... | |
 | Daniel R. Shafer - 1876 - 638 pages
...all. The larva of the Three-Lined LeafBeetle may be distinguished from all other insects that prey upon the potato by its habit of covering itself with its own excrement. In figure 8, this larva is shown in profile, both full and half grown, covered with the soft, greenish... | |
 | Mary Treat - 1882 - 298 pages
...all. The larva of the Three-lined Leaf-beetle may be distinguished from all other insects that prey upon the potato by its habit of covering itself with its own excrement. In figure G3, a, this larva is shown in profile, both full and half grown, covered with the soft, greenish... | |
| |
... it both in the larva and in the perfect state, but go underground to pass into the pupa state , in which state — like all other Beetles, without exception — they are quiescent, and eat nothing at all. The larva of the Three-lined Leaf-beetle may... 