Specimen: Rare Carboniferous fossil plant extinct seed fern Palaeoweichselia defrancei GOTHAN & POTONIE
Locality: Poland, GZW - Upper Sielsian Coal Basin
Stratigraphy: Upper Carboniferous – Pennsylvanian, westphalian B - Orzeskie beds
Age: ca. 310 Mya
Matrix size: ca. 5,5 x 5,0 x 1,0 cm
Description:
Very rare, 3D preserved crossveined leaf of Carboniferous fossil plant, extinct seed fern:
Palaeoweichselia defrancei GOTHAN & POTONIE