Citations:ghost fossil


 * SOP of sense 23 of ghost? cf ghost craters, ghost apples, etc


 * 2022, Lucas Joel, Dissolving in Toxic Oceans: How an Ancient Extinction Happened, (3 February 2022);
 * Ghost fossils are impressions of things like shells that remain in the rock, but without any remnant of the shells that made them — a sign that the shells dissolved in acidic waters.