. Economic entomology for the . Nervous system of the honey bee at c, and of its larva at b. Fig. 21. system is usually in- nervated by a spe- cial ganglion, and has its own. partly distinct system. In the higher insects the thoracic ganglion is the most important in the body for the life of the insect, and if this be cut or destroyed the insect dies at once. Any other ganglion may be cut without pro- ducing immediate death, and the brain, using that term for the gangHon con-

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Keywords: ., bo, bookcentury1800, bookdecade1890, bookpublishernp, bookyear1896