Published March 31, 2011
| Version v1
Taxonomic treatment
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Pterospermella Eisenack 1972
Description
Pterospermella sp. (Fig. 13P)
OCCURRENCE. — Ashikajima Fm (rare).
DISTRIBUTION. — This genus is known from the Precambrian to possibly Holocene.
DESCRIPTION
Flattened lenticular body. The central body is biconvex and darker than the folded equatorial membrane that surrounds it. Length = 38 µm; width = 30 µm; central body (length × width) = 15 × 10 µm; equatorial membrane width = 10 µm.
BOTANICAL AFFINITIES
Pterospermatales, Pterospermellaceae of marine environment.
Notes
Published as part of Legrand, Julien, Pons, Denise, Nishida, Harufumi & Yamada, Toshihiro, 2011, Barremian palynofloras from the Ashikajima and Kimigahama formations (Choshi Group, Outer Zone of south-west Japan), pp. 87-135 in Geodiversitas 33 (1) on pages 116-117, DOI: 10.5252/g2011n1a6, http://zenodo.org/record/4597011
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Additional details
Identifiers
Biodiversity
- Family
- Pycnococcaceae
- Genus
- Pterospermella
- Kingdom
- Plantae
- Order
- Pseudoscourfieldiales
- Phylum
- Chlorophyta
- Scientific name authorship
- Eisenack
- Taxon rank
- genus
- Taxonomic concept label
- Pterospermella Eisenack, 1972 sec. Legrand, Pons, Nishida & Yamada, 2011