Difference between revisions of "Hystrichosphaeridium trispinosum"

"<I><B>trispinosum</B></I>" [[Eisenack, 1938a]], p.14,16; text-figs.2-3.&nbsp; Emendation: [[Stancliffe and Sarjeant, 1994]], p.233, as <I>[[Veryhachium trispinosum Appendix A|Veryhachium trispinosum]]</I>.&nbsp; Holotype: [[Eisenack, 1938a]], text-fig.2, lost according to [[Eisenack et al., 1979|Eisenack et al. (1979]], p.499).&nbsp; Neotype: [[Deunff, 1980]], pl.1, fig.7, designated by [[Stancliffe and Sarjeant, 1994|Stancliffe and Sarjeant (1994]], p.233).&nbsp; <B>NOW</B> <I>[[Veryhachium trispinosum Appendix A|Veryhachium]]</I> (Appendix A).&nbsp; Originally <I>[[Hystrichosphaeridium trisulcum|Hystrichosphaeridium]]</I>, subsequently (and now) <I>[[Veryhachium trispinosum Appendix A|Veryhachium]]</I> (Appendix A), thirdly <I>[[Baltisphaeridium trispinosum Appendix A|Baltisphaeridium]]</I> (Appendix A), fourthly <I>[[Micrhystridium trispinosum Appendix A|Micrhystridium]]</I> (combination not validly published; Appendix A).&nbsp; Taxonomic junior synonyms: <I>Veryhachium cucruse</I> [[Timofeev, 1962]], an acritarch species, according to [[Martin, 1969|Martin (1969]], p.106) and <I>Veryhachium arctatum</I> [[Deunff, 1981]], <I>Veryhachium concavum</I> [[Piskun, 1974a]], <I>Veryhachium edenense</I> [[Colbath, 1979]], <I>Veryhachium microgranuliferum</I> [[Piskun, 1974a]] and <I>[[Hystrichosphaeridium trisulcum|Hystrichosphaeridium]]</I> (subsequently <I>[[Veryhachium trisulcum Appendix A|Veryhachium]]</I>) <I>[[Hystrichosphaeridium trisulcum|trisulcum]]</I>, all acritarch species, and all according to [[Stancliffe and Sarjeant, 1994|Stancliffe and Sarjeant (1994]], p.233).&nbsp; Age: Silurian (erratic).