Difference between revisions of "Downiesphaeridium polyacanthum"

"<B><I>polyacanthum</I></B>" ([[Gitmez, 1970]], p.284-286, pl.12, fig.10; text-fig.22) [[Islam, 1993]], p.84.&nbsp; Holotype: [[Gitmez, 1970]], pl.12, fig.10; text-fig.22b; [[Fauconnier and Masure, 2004]], pl.23, figs.6-7.&nbsp; Originally <I>[[Cleistosphaeridium polyacanthum|Cleistosphaeridium]]</I>, subsequently <I>[[Cleistosphaeridium polyacanthum|Cleistosphaeridium]]</I>?, thirdly <I>Downiesphaeridium</I>.&nbsp; <B>Taxonomic senior synonym: </B><I>[[Hystrichosphaeridium polytrichum|Hystrichosphaeridium]]</I> (now <I>[[Impletosphaeridium polytrichum|Impletosphaeridium]]</I>?) <I>[[Hystrichosphaeridium polytrichum|polytrichum]]</I>, according to Masure in [[Fauconnier and Masure, 2004|Fauconnier and Masure (2004]], p.196).&nbsp; Taxonomic senior synonym: <I>[[Baltisphaeridium iaculigerum Appendix A|Baltisphaeridium]]</I> (as <I>[[Cleistosphaeridium iaculigerum|Cleistosphaeridium]]</I>) <I>[[Baltisphaeridium iaculigerum Appendix A|iaculigerum]]</I>, according to [[Brenner, 1988|Brenner (1988]], p.42) - however, neither [[Islam, 1993|Islam (1993]], p.84), who retained <I>Downiesphaeridium polyacanthum</I>, nor Masure in [[Fauconnier and Masure, 2004|Fauconnier and Masure (2004]], p.196) followed this synonymy.&nbsp; Age: Early Kimmeridgian.