Distaltriangulisporites sp. (Fig. 12B, C)

Distaltriangulisporites sp. B, Legrand, Palynologie des dépôts Jurassique supérieur et Crétacé inférieur du Japon, et provinces paléofloristiques du sud-est asiatique: 169, pl. XIV, fig. 10 (2009).

OCCURRENCE. — Ashikajima Fm.

DESCRIPTION

Cingulate trilete microspore.Amb rounded triangular. The laesurae are slightly raised and extend to the cingulum.Proximal face scabrate.The distal face shows flat muri forming a coarse reticulum with wide rounded lumina. Equatorial diameter = 28-32 µm.

BOTANICAL AFFINITIES

Schizaeales, Anemiaceae (Dettmann & Clifford 1992) .