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Hystrichosphaeridium equispinosum
Hystrichosphaeridium equispinosum Tasch, 1963
This is a specimen of the spore Raistrickia Schopf et al., 1944, according to Stover and Evitt, 1978.
Holotype: Tasch, 1963, pl.1, fig.12
Locus typicus: Wellington Formation, Marion County, Kansas, USA
Stratum typicum: Early Permian
Original diagnose: Tasch, 1963, p.336
Spherical configuration, shell 42 µm in diameter, with broad, club-shaped processes varying in length from 6 µm to 10 µm and having a density of 10 per 5 µm of edge.
This is a specimen of the spore Raistrickia Schopf et al., 1944, according to Stover and Evitt, 1978.
Holotype: Tasch, 1963, pl.1, fig.12
Locus typicus: Wellington Formation, Marion County, Kansas, USA
Stratum typicum: Early Permian
Original diagnose: Tasch, 1963, p.336
Spherical configuration, shell 42 µm in diameter, with broad, club-shaped processes varying in length from 6 µm to 10 µm and having a density of 10 per 5 µm of edge.