Homepage › Forums › What Is It? › Pennsylvanian ?seed / ?trace, in sandstone, likely fluvial, likely Illinois › Reply To: Pennsylvanian ?seed / ?trace, in sandstone, likely fluvial, likely Illinois
October 12, 2016 at 3:41 pm
#13643
Eleanor Gardner
Moderator
Apologies that your post has gone unanswered for so long, @asa-kaplan. @rleder has a background in paleobotany; what do you think Ronny?