Cordaites kinneyensis Šimůnek
Plant Fossil Names Registry Number: PFN000359
Act LSID: urn:lsid:plantfossilnames.org:act:359
Authors: Z. Šimůnek
Reference: Šimůnek, Z. (2018): Cuticular analysis of new Westphalian and Stephanian Cordaites species from the USA. – Review of Palaeobotany and Palynology 253: 1–14.
Page of description: 7
Illustrations or figures: figs 1c, 2a; pls VI, VII
Holotype 698233, United States National Museum, Washington, USA
Figures: pls VI, VII
Note: slides prepared from holotype: 343/1–2
Lanceolate leaf with parallel margins, venation is fine, with small difference between thick veins (vascular strands) and thin sclerotic stands. The stomata of adaxial and abaxial cuticles arranged in stomatal rows. Both cuticles have stomata with reniform lateral subsidiary cells and small circular polar subsidiary cells. Lateral subsidiary cells of adaxial cuticlewider than abaxialwith thickenings near the stomatal opening. Low stomatal densities on adaxial and abaxial sides.
After Kinney Brick Co. Quarry, Bernalillo County, New Mexico, U.S.A.
Tinajas Member, Atrasado Formation, Missourian, Stephanian B
USGS 10087; Kinney Brick Co. Quarry, Bernalillo County, New Mexico
Plant fossil remain
macro- and meso-fossils-embryophytes except wood