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Hystrichosphaeridium magnarmatum
Hystrichosphaeridium magnarmatum Tasch, 1964
Tax. jr. synonym of Hystrichosphaeridium (now Kiokansium) unituberculatum Tasch, 1964, according to Stover and Evitt, 1978.
Holotype: Tasch, 1964, pl.1, fig.22
Locus typicus: Clark County, Kansas, USA
Stratum typicum: Albian
Original diagnosis: Tasch, 1964, p.192
Shell subelliptical, with distinctive, short, triangular processes and several elongate, tapered processes extending from body.Dimensions: Holotype: Length 62 µm; width 44 µm. Short processes about 14 in number about periphery 6-8 µm in maximum length; elongate processes, about 12 in number.
Tax. jr. synonym of Hystrichosphaeridium (now Kiokansium) unituberculatum Tasch, 1964, according to Stover and Evitt, 1978.
Holotype: Tasch, 1964, pl.1, fig.22
Locus typicus: Clark County, Kansas, USA
Stratum typicum: Albian
Original diagnosis: Tasch, 1964, p.192
Shell subelliptical, with distinctive, short, triangular processes and several elongate, tapered processes extending from body.Dimensions: Holotype: Length 62 µm; width 44 µm. Short processes about 14 in number about periphery 6-8 µm in maximum length; elongate processes, about 12 in number.