Illustrations of Cooksonia
Wikipedia & 3D Model Photos
en.wikipedia.org & 3dmodelophotos.blogspot.com
Wikipedia
https://en.wikipedia.org/wiki/Cooksonia
Cooksonia Fossils
Hans' Paleobotany Pages & Fossiele Planten (Hans Steur)
biologie.uni-hamburg.de & steurh.home.xs4all.nl
