Difference between revisions of "Litosphaeridium fucosum"

Latest revision as of 00:24, 1 September 2015

fucosum (Valensi, 1955a, p.40; text-fig.2b) Masure in Fauconnier and Masure, 2004, p.378.  Holotype: Valensi, 1955a, text-fig.2b; Fauconnier and Masure, pl.52, figs.8-11.  Originally Micrhystridium, subsequently Hystrichosphaeridium, thirdly Polysphaeridium?, fourthly Dapsilidinium?, fifthly (and now) Litosphaeridium.  Taxonomic junior synonyms (at specific rank): Hystrichosphaeridium tubiferum subsp. brevispinum, according to Below (1982c, p.29); Hystrichosphaeridium (as and now Litosphaeridium) arundum, according to Below (1982c, p.29) - however, Lentin and Williams (1985, p.190,227) retained Hystrichosphaeridium tubiferum subsp. brevispinum and Litosphaeridium arundum.  Age: Late Cretaceous.