Original paper

The Stratigraphy of the Stephanian Rocks of the Sabero Coalfield, Léon (NW. Spain) and an investigation of the fossil flora. Part II: Systematic palaeobotany: Introduction: Pteridospermae

Knight, John

Keywords

Sabero CoalfieldLéonSpainpteridosperms, palaeobot. (syst)Carboniferous