Anavitrinella pampinaria - Common Gray (and similar species)

True to its common name, this moth is both common and gray. There are several confusingly similar species - scroll down to see some similar species I thought might be Common Gray. Thanks to Robert Biagi for ID help!
Carroll Co., VA 5/10/09

Anavitrinella pampinaria - Common Gray
Durham, NC 7/18/07

Anavitrinella pampinaria - Common Gray
Madison Co., NC 7/27/12

Anavitrinella pampinaria - Common Gray
See below for some other common species that may be confused for Common Gray.
Madison Co., NC 7/29/12

Ectropis crepuscularia - Small Engrailed
Carroll Co., VA 8/12/06

Homochlodes fritillaria - Pale Homochlodes
Carroll Co., VA 7/23/05

Melanolophia canadaria - Canadian Melanolophia
Carroll Co., VA 5/15/10

Melanolophia canadaria - Canadian Melanolophia
Carroll Co., VA 7/23/10

Melanolophia canadaria - Canadian Melanolophia
Carroll Co., VA 8/8/09

Melanolophia canadaria - Canadian Melanolophia
Carroll Co., VA 8/8/10

Melanolophia canadaria - Canadian Melanolophia
Durham, NC 8/19/06

Protoboarmia porcelaria - Porcelain Gray
Carroll Co., VA 6/6/10

Protoboarmia porcelaria - Porcelain Gray
Carroll Co., VA 9/24/05