erratum for the past message Vanessa cardui = 1993(0),1994(0), 1995(3 : 25/07,mid-august and 21-08), 1996 (0), 1997 (0), 1998 (0) Vanessa virginiensis = 1993 (0), 1994 (1 : 24/07), 1995 (0), 1996 (0), 1997 (0), 1998(1 : ?/09) I appologize for the "mess" in the past message.