25.0 MB (1.5 MB compressed)
2704 x 3231 pixels
22.9 x 27.4 cm ⏐ 9.0 x 10.8 in (300dpi)
NATURAL HISTORY MUSEUM, LONDON / SCIENCE PHOTO LIBRARY NATURAL HISTORY MUSEUM, LONDON / SCIENCE PHOTO LIBRARY
Petrified tree fern. Polished section of a fossil of the trunk of the tree fern Psaronius. This specimen is approximately 15 centimetres across. It is from Chemnitz, Germany, and dates from the Permian period (250 to 299 million years ago). It is part of the collections held at the Natural History Museum, London, UK.
Model release not required. Property release not required.