. A Reference handbook of the medical sciences embracing the entire range of scientific and practical medicine and allied science . nf> Fig. 3898.—Mouth Parts of ^ labrum; m. mauclibles; ; rap, maxillary palpi; joint of anteniue; /, tontrnt.(From Ajmcrican Xaturalint.) well-developed legs, otfiers footless grubs. Transforma-tions complete. Tlie ground beetles {CarabicUe) have in some species thepower of secreting a poisonous or acrid fluid efiectiye. Fig. )(t)! afrafi(.< fl. Larva; h, pupa; c, imago. (AfterRiley.) against small animals, but no mor
. A Reference handbook of the medical sciences embracing the entire range of scientific and practical medicine and allied science . nf> Fig. 3898.—Mouth Parts of ^ labrum; m. mauclibles; ; rap, maxillary palpi; joint of anteniue; /, tontrnt.(From Ajmcrican Xaturalint.) well-developed legs, otfiers footless grubs. Transforma-tions complete. Tlie ground beetles {CarabicUe) have in some species thepower of secreting a poisonous or acrid fluid efiectiye. Fig. )(t)! afrafi(.< fl. Larva; h, pupa; c, imago. (AfterRiley.) against small animals, but no more than repugnant toman. The Bombardier beetles discharge tjbeir secretionwith a sharp report, and thecloud of vapor (which reachessome inches) has a strong])uugeut odor and when con-densed becomes a yellowishfluid with a strong acid reac-tiim. The distinctly poisonousforms are included in the fa-mily Meloidit\ which includesour blister beetles. There areseveral native species whichpossess the vesicating prop-ert3, among them the Macro-bnsix unicolar, Epicauia nttata,Epicaiuta einerea, and Epicautdpeiniftnlvanica. Tlie blisterswhich they cause, if their vesicating fluid is inadvert-ently rubbed on the face or hands, may prove quite
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