Nigronia

N. fasciatus

Nigronia fasciata is a megalopterous dark fishfly in the Corydalidae family. The typical size of ''N. fasciata'' is 22 to 28 millimeters, or 2.2 to 2.8 centimeters.
Taxonomy
KingdomAnimalia
DivisionArthropoda
ClassInsecta
OrderMegaloptera
FamilyCorydalidae
GenusNigronia
SpeciesN. fasciatus