spanworm


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span·worm

 (spăn′wûrm′)
n.

[From span.]

spanworm

(ˈspænˌwɜːm)
n
(Animals) a larva of a type of moth
References in periodicals archive ?
Sex pheromone chemistry and field trapping studies of the elm spanworm Ennomos subsignaria (Hubner) (Lepidoptera: Geometridae).
Elm spanworm, a pest of hardwood forests in the southern Appalachians.
3 cm for the lesser maple spanworm moth (Itame pustularia) to 4.