Fossil Fern (Pecopteris) - Pennsylvanian Age - Mazon Creek Area - Caal City - Illinois - USA -

---

Size: 5616px × 3744px
Photo credit: © John Cancalosi / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ancient, carbon, collect, collection, dating, deposit, deposited, epochs, extinct, fern, fossil, geological, history, life, natural, nature, paleontology, periods, prepared, science, scientific, sedimentary, specimen, stratigraphy