Difference between revisions of "Cleistosphaeridium polytrichum"

"<B><I>polytrichum</I></B>" ([[Valensi, 1947]], p.818, text-fig.4) [[Davey et al., 1969]], p.16.&nbsp; Holotype: [[Valensi, 1947]], text-fig.4; [[Fauconnier and Masure, 2004]], pl.24, figs.1-6.&nbsp; <B>NOW </B><I>[[Impletosphaeridium polytrichum|Impletosphaeridium]]</I>?  Originally <I>[[Hystrichosphaeridium polytrichum|Hystrichosphaeridium]]</I>, subsequently <I>[[Baltisphaeridium polytrichum Appendix A|Baltisphaeridium]]</I> (Appendix A), thirdly <I>[[Cleistosphaeridium polyacanthum|Cleistosphaeridium]]</I>, fourthly <I>[[Impletosphaeridium polytrichum|Impletosphaeridium]]</I>, fifthly <I>[[Downiesphaeridium polytrichum|Downiesphaeridium]]</I>, sixthly (and now) <I>[[Impletosphaeridium polytrichum|Impletosphaeridium]]</I>?.&nbsp; Taxonomic junior synonym: <I>[[Cleistosphaeridium polyacanthum|Cleistosphaeridium]]</I> (as <I>[[Downiesphaeridium polyacanthum|Downiesphaeridium]]</I>) <I>[[Cleistosphaeridium polyacanthum|polyacanthum]]</I>, according to Masure in [[Fauconnier and Masure, 2004|Fauconnier and Masure (2004]], p.196).&nbsp; The combination <I>Cleistosphaeridium polytrichum</I> was not validly published in [[Davey et al., 1966|Davey et al. (1966]], p.170), since these authors did not fully reference the basionym.&nbsp; Age: Late Bathonian.