Hystrichosphaeridium caminuspinum
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"caminuspinum" Wall, 1965a, p.165, pl.9, fig.4. Holotype: Wall, 1965a, pl.9, fig.4. NOW Beaumontella?. Originally Hystrichosphaeridium, subsequently Polysphaeridium?, thirdly Dapsilidinium?, fourthly (and now) Beaumontella?. Taxonomic junior synonym: Cleistosphaeridium mojsisovicsii, according to Below (1987a, p.70). Age: Early Sinemurian.
Parent: Hystrichosphaeridium