Cordaites roprachticensis Šimůnek

Plant Fossil Names Registry Number: PFN003180

Act LSID: urn:lsid:plantfossilnames.org:act:3180

Author: Z. Šimůnek

Rank: species

Reference for this name: Šimůnek, Z. (2024): Leaf cuticular analysis of the Upper Pennsylvanian and lower Cisuralian (Carboniferous – Permian) species of Cordaites Unger from the Bohemian Massif, Czech Republic. – Palaeontographica Abteilung B-Palaeophytologie Palaeobotany-Palaeophytology 305(5–6): 121–191.

Page of description: 134

Illustrations or figures: figs 3g, 5h; pl. 7 (4 –10)

Types

Original diagnosis/description

Small amphistomatic leaves with medium dense parallel venation and about 3 prominent strands of sclerotic tissues between two veins. Adaxial and abaxial cuticles indistinguishable. Stomatal complexes large, dense in rows. Crescent guard cells with swallow-tail polar ends, reniform lateral cells and irregular shaped polar cells. Presence of small ordinary cells and pavement cells in the stomatal row.

Etymology

According to name of the village, where this species has been discovered.

Stratigraphy

Permian
Vrchlabí Formation, Rudník Horizon, Permian, Asselian.

Locality

Czech Republic
Roprachtice, Hradecký Creek, Krkonoše Piedmont Basin.