Entomology : with special reference to its biological and economic aspects . Under side of left maxilla ofwasp, Vespa vulgaris, p, palpus; pr,protecting hairs; tc, taste cuptactile hair.—After Will. th,. gustatoryc, cutic- Longitudinal section ofend-organ {tc, of Fig. 128)ula; h, hypodermis; sc, sensory cell;tc, taste cup.—After Will. ANATOMY AND PHYSIOLOGY 99 tine, acetic acid and other pungent fluids, no longer re-spond to the same stimuH after their antennae have beenamputated or else covered with paratTfine to exclude theair. His experiments were conducted under conditionssuch that the res

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Entomology : with special reference to its biological and economic aspects . Under side of left maxilla ofwasp, Vespa vulgaris, p, palpus; pr,protecting hairs; tc, taste cuptactile hair.—After Will. th,. gustatoryc, cutic- Longitudinal section ofend-organ {tc, of Fig. 128)ula; h, hypodermis; sc, sensory cell;tc, taste cup.—After Will. ANATOMY AND PHYSIOLOGY 99 tine, acetic acid and other pungent fluids, no longer re-spond to the same stimuH after their antennae have beenamputated or else covered with paratTfine to exclude theair. His experiments were conducted under conditionssuch that the results could not be ascribed to the shock Fig. 130.

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectentomology, bookyear1