Phragmothyrites sp.

OCCURRENCE. — Ashikajima Fm.

DESCRIPTION

Disc-like body,brown-colored,with radially arranged cell rows; the margins of the body are irregular. No ostiole is present, and the central area is continuous. Cells are square to elongated, 5-10 µm long and 4-6 µm wide. Cells of the central part of the disc are thicker. Equatorial diameter = 75-85 µm.

BOTANICAL AFFINITIES

Dothideomycetes, Microthyriales . Epiphyllous fungi.