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Hystrichosphaeridium valgum

"Hystrichosphaeridium valgum" Tasch in Tasch et al., 1964, p.192-193, pl.2, fig.10.

TYPE: Holotype: Tasch et al., 1964, pl.2, fig.10.

SYNONYM(S): Taxonomic senior synonym: Hystrichosphaeridium (now Kiokansium) unituberculatum, according to Stover and Evitt (1978, p.267).

AGE: Albian.


Infraspecific taxa:


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DINOFLAJ (c) 1998