Snow fly

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Related to Chionea: snow fleas
(Zool.) any one of several species of neuropterous insects of the genus Boreus. The male has rudimentary wings; the female is wingless. These insects sometimes appear creeping and leaping on the snow in great numbers.

See also: Snow

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.