Rhynie Chert, Scotland - From the U.C. Museum of Paleontology www.ucmp.berkeley.edu/devonian/rhynie.html
The Rhynie Chert and its Flora - Details of the paleobotany from University of Münster. www.uni-muenster.de/GeoPalaeontologie/Palaeo/Palbot/erhynie.html
The Rhynie Chert Research Group - Ongoing research into the strtaigraphy, sedimentology and paleontology of an Early Devonian hot spring system. From the University of Aberdeen. www.abdn.ac.uk/~gmi265/profiles/palaeo/rr1.htm
