van Geel et al (1983b): Oospores of representatives of Oedogoniaceae
oblong, ellipsoid, 44.6-45.6 X 24.3-26.3 µm. Spore wall with 8-10 costae which are ca. 1.5 µm high and transversally adjoined by ridges
van Geel B, Hallewas DP, Pals JP (1983) A Late Holocene deposit under the Westfriese Zeedijknear Enkhuizen (Prov of Noord-Holland, The Netherlands): palaeoecological and archaeological aspects. Rev. Palaeobot. Palynol. 38:269-335.