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New Distribution Records and Seasonal Emergence Pattern of Corydalus cornutus (Linnaeus) (Megaloptera: Corydalidae) in West Virginia, U.S.A.

ABSTRACT: 
 The eastern North American dobsonfly, Corydalus cornutus (L.), is reported for the first time from 25 counties in West Virginia, U.S.A. Additionally, 30 previous county records from West Virginia are included in this investigation. Larvae, known as hellgrammites, have been recorded from 100% of the counties in the state. The emergence period for dobsonflies in West Virginia extends from 16 June (Kanawha County) to 5 August (Jefferson County).