Bark louse

(definition) by Webster 1913 Tue Dec 21 1999 at 22:03:07

Bark" louse` (?). Zool.

An insect of the family Coccidae, which infests the bark of trees and vines.

⇒ The wingless females assume the shape of scales. The bark louse of vine is Pulvinaria innumerabilis; that of the pear is Lecanium pyri. See Orange scale.

 

© Webster 1913.

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