Scelionidae

plural noun
Scel·i·on·i·dae | \ˌselēˈänəˌdē\

Definition of Scelionidae 

: a cosmopolitan family of serphoid wasps that are mostly very small, dark, and shining, have elbowed usually 11-segmented or 12-segmented antennae, and include many economically important parasites of pest insects

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History and Etymology for Scelionidae

New Latin, from Scelion-, Scelio, type genus (probably from Latin scelion-, scelio scoundrel, from scelus crime) + -idae

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