emotions of this creature arc remarkably quick; and, f we examine our stores of sugar, it is not improbable that we may find some of them among it. It has been suspected of destroying hooks, hut it seems doubtful whether it de serves such opprobium.

The Lepisma polypus is of a dusky brown, and, if disturbed, has the power of leaping. It is found on the sea-coasts of many northern regions, under stones, and such-like sub

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The Podura, or Spring-tail, forms the se coud genus. These insects generally lurk in damp places, in sand or gravel pits, under stones or the bark of trees: and one species leaps upon the surface of the water, with great agility, being furnished with a long, forked process, which is doubled under the abdomen, and answers the purpose of a spring.

The Podura aquaCica is not uncommon, and is entirely black. It is a small, gregarious in sect, and may frequently be seen, assembling in thousands., on the ban tcs of pools, ponds, and reservoirs; and sometimes ventures overt on the surface of the water. This concourse of living inscct, on a slight view, has the appearance of grains of gunpowder; but, on a closer examination, their continual skipping notion will convince the spectator that they

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