Sedis
- Dataset
- Barremian palynofloras from the Ashikajima and Kimigahama formations (Choshi Group, Outer Zone of south-west Japan)
- Rank
- CLASS
Classification
- kingdom
- Animalia
- class
- Sedis
description
DESCRIPTION Psilate trilete microspore. Amb triangular. The laesurae are straight, bordered by lips about 3 µm wide, and extend to the equator of the spore. Equatorial diameter = 45 - 50 µm. BOTANICAL AFFINITIES Filicopsida.
distribution
DISTRIBUTION. — Albian-Cenomanian of Portugal (Hasenboelher 1981).