My understanding of the complex is that the two species might be seperated by geographical location, but both could be found in your area. I put them in the complex and go on. Size might help. Larry McDaniel P.C. FL > Date: Mon, 6 Jun 2011 06:31:54 -0400 > From: vinstanton@xxxxxxxxxxx > To: ncsc-moths@xxxxxxxxxxxxx > Subject: [ncsc-moths] Buncombe County 6/6 > > Hi All, > > Imaged this moth this morning and believe it is H10942.1 Xestia dolosa, > Greater Black-letter Dart Moth. > Bug Guide says there are two closely related species (X. nigrum), which > can be seperate by region.. > > Yes? > > Vin > Asheville, WNC