Cordaites kinneyensis Šimůnek

Plant Fossil Names Registry Number: PFN000359

Act LSID: urn:lsid:plantfossilnames.org:act:359

Rank: species

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

Types

Holotype 698233, National Museum of Natural History, Smithsonian Institution, Washington, D.C., United States
Figures: pls VI, VII

Note: slides prepared from holotype: 343/1–2

Original diagnosis/description

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.

Etymology

After Kinney Brick Co. Quarry, Bernalillo County, New Mexico, U.S.A.

Stratigraphy

Carboniferous, Pennsylvanian
Tinajas Member, Atrasado Formation, Missourian, Stephanian B

Locality

United States
USGS 10087; Kinney Brick Co. Quarry, Bernalillo County, New Mexico

Plant fossil remain

macro- and meso-fossils-embryophytes except wood

Comments

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