. English: (a PNG version of this image) Illustration of a Calamites species fossil from the 'Petrificata derbiensia: or, Figures and descriptions of petrifactions ... By William Martin - Fossil - PHYTOLITHUS sulcatus Graminis trunci cylindrici simplicis articulis longitudinaliter sulcatis S t. Fossil vegetable Phytolithus Derbyshire

Size: 2004px × 2494px
Photo credit: © The Picture Art Collection / Alamy / Afripics
License: Licensed
Model Released: No

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