Raetiaedinium truncigerum

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truncigerum (Deflandre, 1937b, p.71–72, pl.13 [al. pl.10], figs.6–7) Kirsch, 1991, p.126.  Holotype: Deflandre, 1937b, pl.13 (al. pl.10), fig.6.  Originally Hystrichosphaeridium, subsequently Litosphaeridium?, thirdly Cordosphaeridium, fourthly Exochosphaeridium, fifthly Pervosphaeridium, sixthly Tityrosphaeridium?, seventhly Florentinia, eighthly Pervosphaeridium?, ninthly (and now) Raetiaedinium.  Taxonomic senior synonym: Xanthidium (now Hystrichokolpoma) crassipes, by implication in Yun Hyesu (1981, p.27), who considered Hystrichosphaeridium (as Pervosphaeridium, now Raetiaedinium) truncigerum to be the senior name — however, Lentin and Williams (1985, p.282) retained Hystrichosphaeridium (as Pervosphaeridium, now Raetiaedinium) truncigerum.  Taxonomic junior synonym: Laticavodinium latispinosum (name not validly published), according to Slimani (2001a, p.194).  Age: Senonian.


Raetiaedinium truncigerum.jpg
Parent: Raetiaedinium