The encyclopædia britannica; a dictionary of arts, sciences, literature and general information . he former family inhabit ourislands, but the Belostomalidaeare found only in the warmerregions of the globe; some ofthem, attaining a length of 4 to5 in., are giants among insects. TheFig. 9.—Capsid Leaf-bug (Poe- Nepidae (fig. 6) or water-scorpionscitocapsus lineatus) N. America, ()—two British species—Magnified—, cu cuneus. are distinguished by their three- segmented feelers, their raptorialfore-legs (in which the shin and foot, fused together, work like a sharpknife-blade on the grooved thi


The encyclopædia britannica; a dictionary of arts, sciences, literature and general information . he former family inhabit ourislands, but the Belostomalidaeare found only in the warmerregions of the globe; some ofthem, attaining a length of 4 to5 in., are giants among insects. TheFig. 9.—Capsid Leaf-bug (Poe- Nepidae (fig. 6) or water-scorpionscitocapsus lineatus) N. America, ()—two British species—Magnified—, cu cuneus. are distinguished by their three- segmented feelers, their raptorialfore-legs (in which the shin and foot, fused together, work like a sharpknife-blade on the grooved thigh), and their elongate tail-processesformed of the abcfominal pleura and used for respiration. TheNototicciidae, or watcr-boalmen () have convex ovoid bodiesadmirably adapted for aquatic life. By means of the oar-like hind-legs they swim actively through the water with the ventral surfaceupwards; the fore-legs are inserted at the hinder edge of the pro-sternum. The Corixidae are small flattened water-bugs, with veryshort unjointed beak, the labrum being enclosed within the second. AIt«r M. V. SliagcrUnd, Cornell


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectencyclo, bookyear1910