Sphenopteris sp Fossil Fern Poland Carboniferous

Dates to the Carboniferous Period (Westphalian “B”) – Circa 310 million years old. Nodule: 11 cm x 8.5 cm x 2.0 cm. The item “Sphenopteris sp Fossil Fern Poland Carboniferous” is in sale since Wednesday, February 7, 2018. This item is in the category “Collectables\Rocks, Fossils & Minerals\Fossils\Plants”. The seller is “star4156″ and is located […]


Tree Fern

There are two main petrified forests in Brazil. The petrified forest of Araguaina and one in the region of Sao Pedro Do Sul. Tree ferns don’t have secondary growth so they develop in a way that they form a stable trunk. Geologic Time Period: Permian Period: 280 Million Years Ago. Dimensions: 7″ x 5.75″ x. […]