Its chest is wider than the abdomen, and the abdomen gradually narrows from the base to the end.Its nymphae is identical to adult in shape, but smaller in size, and infant nymphae has no scales.
主要出现在有淀粉的场所，除危害各种粮食、食物外，常啮食图书、期刊、
、
案等。
Its chest is wider than the abdomen, and the abdomen gradually narrows from the base to the end.Its nymphae is identical to adult in shape, but smaller in size, and infant nymphae has no scales.
主要出现在有淀粉的场所，除危害各种粮食、食物外，常啮食图书、期刊、、案等。
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