Sagenopteris nilssoniana.
Seed fern. Lower Liassic of Bayreuth.
Complete four-part leaf.
Widt of the photo 12 cm.
Coll. Bert van Zuylen.
Sagenopteris nilssoniana.
Seed fern.
Lower Liassic of Bayreuth.
Complete four-part leaf.
Widt of the photo 12 cm.
Coll. Bert van Zuylen.