Definition of Bark louse

1. Noun. Any of several insects living on the bark of plants.

Exact synonyms: Bark-louse
Generic synonyms: Psocid

Medical Definition of Bark louse

1. 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. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Bark Louse

barium oxide
barium peroxide
barium protoxide
barium radioisotopes
barium solution
barium sulfate
barium sulfide
barium sulphate
barium swallow
barium thiocyanate
bariums
bark
bark-louse
bark beetle
bark beetles
bark louse (current term)
bark mixture
bark up the wrong tree
barkans
barkantine
barkantines
barkbound
barkcloth
barked
barkeep
barkeeper
barkeepers
barkeeping
barkeeps
barken

Literary usage of Bark louse

Below you will find example usage of this term as found in modern and/or classical literature:

1. Transactions of the American Entomological Society by American Entomological Society (1868)
"BY HENRY SHIMEK, AM, MD I have made the Apple Bark-louse an object of very careful study for ... Description of the young "Apple Bark-louse." Form ovoid. ..."

2. The American Naturalist by American Society of Naturalists, Essex Institute (1878)
"O. THE MAPLE-TREE BARK-LOUSE. BY EMILY A. SMITH. '"PHE fruit and ornamental trees grown throughout the country •1 are affected more or less by insects ..."

3. Report on the Injurious Insects and Other Animals Observed in the Midland by Walter Edward Collinge (1906)
"1. — Upper surface of female scale 2.—Lower surface of same. 3. All greatly enlarged. THE OYSTER-SHELL bark louse Aspidiotus ..."

4. Annual Report by Illinois Farmers' Institute (1902)
"If trees are infested with the oyster shell bark louse, ... The scales of the scurfy bark louse are whitish and may easily be distinguished from the oyster ..."

5. Biennial Report by Kansas State Horticultural Society (1899)
"male scales are smaller than those of the female and are of a different form, as. will be seen at d, fig. 1. The scurfy bark-louse ..."

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