from The Century Dictionary.
- noun The larva of a sesiid moth, Bembecia rubi, which channels the lower part of the cane to the root.
- noun The red-necked Agrilus, a buprestid beetle, Agrilus ruficollis, whose larvæ, boring in the canes, form the so-called ‘gouty galls.’
- noun The larva of one of the clear-winged sphinxes or hornet-moths, Bembecia maculata, common in the United States.
Sorry, no etymologies found.
The raspberry-borer is the larva of a small, flattish, red-necked beetle, which bores to the center of the canes during summer growth, and kills them.