plural noun
Spheci·​dae | \ ˈsfēsəˌdē, -fes-\

Definition of Sphecidae

: a family of solitary wasps (superfamily Sphecoidea) having the first segment of the abdomen generally prolonged into a long smooth cylindrical petiole and including the mud daubers and some digger wasps

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History and Etymology for Sphecidae

New Latin, from Sphec-, Sphex, type genus + -idae

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