plural noun Ol·i·go·neu·ri·el·li·dae \ˌälə̇gōˌn(y)u̇rēˈeləˌdē, əˌligəˌn-\

Definition of Oligoneuriellidae

  1. :  a large and widely distributed family of mayflies

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Origin and Etymology of oligoneuriellidae

New Latin, from Oligoneuriella, type genus (diminutive of Oligoneuria, genus of mayflies, from olig- + neur- + -ia) + -idae

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a rounded knoll or a ridge of ice

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