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		<id>http://dinoflaj.smu.ca/dinoflaj3/index.php?action=history&amp;feed=atom&amp;title=Veryhachium_trispinosum_Appendix_A</id>
		<title>Veryhachium trispinosum Appendix A - Revision history</title>
		<link rel="self" type="application/atom+xml" href="http://dinoflaj.smu.ca/dinoflaj3/index.php?action=history&amp;feed=atom&amp;title=Veryhachium_trispinosum_Appendix_A"/>
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		<updated>2026-04-26T12:36:06Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://dinoflaj.smu.ca/dinoflaj3/index.php?title=Veryhachium_trispinosum_Appendix_A&amp;diff=40141&amp;oldid=prev</id>
		<title>Maintenance script at 00:04, 22 December 2016</title>
		<link rel="alternate" type="text/html" href="http://dinoflaj.smu.ca/dinoflaj3/index.php?title=Veryhachium_trispinosum_Appendix_A&amp;diff=40141&amp;oldid=prev"/>
				<updated>2016-12-22T00:04:13Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;tr style='vertical-align: top;'&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 00:04, 22 December 2016&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;+&amp;lt;I&amp;gt;&amp;lt;B&amp;gt;trispinosum&amp;lt;/B&amp;gt;&amp;lt;/I&amp;gt; ([[Eisenack, 1938a]], p.14,16; text-figs.2&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;-&lt;/del&gt;3) [[Stockmans and Willi&amp;amp;#232;re, 1962a]], p.46&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;-&lt;/del&gt;47.&amp;amp;nbsp; Emendation: [[Stancliffe and Sarjeant, 1994]], p.233, as &amp;lt;I&amp;gt;Veryhachium trispinosum&amp;lt;/I&amp;gt;.&amp;amp;nbsp; Holotype: [[Eisenack, 1938a]], text-fig.2, lost according to [[Eisenack et al., 1979|Eisenack et al. (1979]], p.499).&amp;amp;nbsp; Neotype: [[Deunff, 1980]], pl.1, fig.7, designated by [[Stancliffe and Sarjeant, 1994|Stancliffe and Sarjeant (1994]], p.233).&amp;amp;nbsp; Originally &amp;lt;I&amp;gt;[[Hystrichosphaeridium trispinosum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt;, subsequently (and now) &amp;lt;I&amp;gt;Veryhachium&amp;lt;/I&amp;gt;, thirdly &amp;lt;I&amp;gt;[[Baltisphaeridium trispinosum Appendix A|Baltisphaeridium]]&amp;lt;/I&amp;gt; (Appendix A), fourthly &amp;lt;I&amp;gt;[[Micrhystridium trispinosum Appendix A|Micrhystridium]]&amp;lt;/I&amp;gt; (combination not validly published, Appendix A).&amp;amp;nbsp; This species was retained in &amp;lt;I&amp;gt;Veryhachium&amp;lt;/I&amp;gt; by [[Cramer and Diez, 1979|Cramer and Diez (1979]], p.59).&amp;amp;nbsp; Taxonomic junior synonyms: &amp;lt;I&amp;gt;Veryhachium cucruse&amp;lt;/I&amp;gt; [[Timofeev, 1962]], an acritarch species, according to [[Martin, 1969|Martin (1969]], p.106); &amp;lt;I&amp;gt;Veryhachium arctatum&amp;lt;/I&amp;gt; [[Deunff, 1981]], &amp;lt;I&amp;gt;Veryhachium concavum&amp;lt;/I&amp;gt; [[Piskun, 1974a]], &amp;lt;I&amp;gt;Veryhachium edenense&amp;lt;/I&amp;gt; [[Colbath, 1979]], &amp;lt;I&amp;gt;Veryhachium microgranuliferum&amp;lt;/I&amp;gt; [[Piskun, 1974a]] and &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt; (ultimately &amp;lt;I&amp;gt;[[Veryhachium trisulcum Appendix A|Veryhachium]]&amp;lt;/I&amp;gt;) &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|trisulcum]]&amp;lt;/I&amp;gt;, all acritarch species, and all according to [[Stancliffe and Sarjeant, 1994|Stancliffe and Sarjeant (1994]], p.233).&amp;amp;nbsp; The nomenclatural type of the genus &amp;lt;I&amp;gt;Veryhachium&amp;lt;/I&amp;gt; remains the holotype of &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt; (ultimately &amp;lt;I&amp;gt;[[Veryhachium trisulcum Appendix A|Veryhachium]]&amp;lt;/I&amp;gt;) &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|trisulcum]]&amp;lt;/I&amp;gt;.&amp;amp;nbsp; This combination was not validly published in [[Deunff, 1954b|Deunff (1954b]], p.306) and [[Stockmans and Willi&amp;amp;#232;re, 1960|Stockmans and Willi&amp;amp;#232;re (1960]], p.2,5&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;-&lt;/del&gt;6), since these authors did not fully reference the basionym.&amp;amp;nbsp; It was not validly published in [[Deunff, 1954b|Deunff (1954b]]) additionally since that author did not clearly use the name &amp;lt;I&amp;gt;Veryhachium trispinosum&amp;lt;/I&amp;gt;.&amp;amp;nbsp; [[Cramer and Diez, 1979|Cramer and Diez (1979]], p.47) considered &amp;lt;I&amp;gt;Veryhachium trispinosum&amp;lt;/I&amp;gt; (or &amp;lt;I&amp;gt;[[Veryhachium trisulcum Appendix A|Veryhachium trisulcum]]&amp;lt;/I&amp;gt;) to be the possible taxonomic senior synonym of &amp;lt;I&amp;gt;[[Hystrichosphaeridium monacanthum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt; (now &amp;lt;I&amp;gt;[[Deunffia monacantha Appendix A|Deunffia]]&amp;lt;/I&amp;gt;) &amp;lt;I&amp;gt;[[Hystrichosphaeridium monacanthum|monacanthum]]&amp;lt;/I&amp;gt;.&amp;amp;nbsp; Age: Silurian (erratic).&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;+&amp;lt;I&amp;gt;&amp;lt;B&amp;gt;trispinosum&amp;lt;/B&amp;gt;&amp;lt;/I&amp;gt; ([[Eisenack, 1938a]], p.14,16; text-figs.2&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;amp;ndash;&lt;/ins&gt;3) [[Stockmans and Willi&amp;amp;#232;re, 1962a]], p.46&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;amp;ndash;&lt;/ins&gt;47.&amp;amp;nbsp; Emendation: [[Stancliffe and Sarjeant, 1994]], p.233, as &amp;lt;I&amp;gt;Veryhachium trispinosum&amp;lt;/I&amp;gt;.&amp;amp;nbsp; Holotype: [[Eisenack, 1938a]], text-fig.2, lost according to [[Eisenack et al., 1979|Eisenack et al. (1979]], p.499).&amp;amp;nbsp; Neotype: [[Deunff, 1980]], pl.1, fig.7, designated by [[Stancliffe and Sarjeant, 1994|Stancliffe and Sarjeant (1994]], p.233).&amp;amp;nbsp; Originally &amp;lt;I&amp;gt;[[Hystrichosphaeridium trispinosum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt;, subsequently (and now) &amp;lt;I&amp;gt;Veryhachium&amp;lt;/I&amp;gt;, thirdly &amp;lt;I&amp;gt;[[Baltisphaeridium trispinosum Appendix A|Baltisphaeridium]]&amp;lt;/I&amp;gt; (Appendix A), fourthly &amp;lt;I&amp;gt;[[Micrhystridium trispinosum Appendix A|Micrhystridium]]&amp;lt;/I&amp;gt; (combination not validly published, Appendix A).&amp;amp;nbsp; This species was retained in &amp;lt;I&amp;gt;Veryhachium&amp;lt;/I&amp;gt; by [[Cramer and Diez, 1979|Cramer and Diez (1979]], p.59).&amp;amp;nbsp; Taxonomic junior synonyms: &amp;lt;I&amp;gt;Veryhachium cucruse&amp;lt;/I&amp;gt; [[Timofeev, 1962]], an acritarch species, according to [[Martin, 1969|Martin (1969]], p.106); &amp;lt;I&amp;gt;Veryhachium arctatum&amp;lt;/I&amp;gt; [[Deunff, 1981]], &amp;lt;I&amp;gt;Veryhachium concavum&amp;lt;/I&amp;gt; [[Piskun, 1974a]], &amp;lt;I&amp;gt;Veryhachium edenense&amp;lt;/I&amp;gt; [[Colbath, 1979]], &amp;lt;I&amp;gt;Veryhachium microgranuliferum&amp;lt;/I&amp;gt; [[Piskun, 1974a]] and &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt; (ultimately &amp;lt;I&amp;gt;[[Veryhachium trisulcum Appendix A|Veryhachium]]&amp;lt;/I&amp;gt;) &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|trisulcum]]&amp;lt;/I&amp;gt;, all acritarch species, and all according to [[Stancliffe and Sarjeant, 1994|Stancliffe and Sarjeant (1994]], p.233).&amp;amp;nbsp; The nomenclatural type of the genus &amp;lt;I&amp;gt;Veryhachium&amp;lt;/I&amp;gt; remains the holotype of &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt; (ultimately &amp;lt;I&amp;gt;[[Veryhachium trisulcum Appendix A|Veryhachium]]&amp;lt;/I&amp;gt;) &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|trisulcum]]&amp;lt;/I&amp;gt;.&amp;amp;nbsp; This combination was not validly published in [[Deunff, 1954b|Deunff (1954b]], p.306) and [[Stockmans and Willi&amp;amp;#232;re, 1960|Stockmans and Willi&amp;amp;#232;re (1960]], p.2,5&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;amp;ndash;&lt;/ins&gt;6), since these authors did not fully reference the basionym.&amp;amp;nbsp; It was not validly published in [[Deunff, 1954b|Deunff (1954b]]) additionally since that author did not clearly use the name &amp;lt;I&amp;gt;Veryhachium trispinosum&amp;lt;/I&amp;gt;.&amp;amp;nbsp; [[Cramer and Diez, 1979|Cramer and Diez (1979]], p.47) considered &amp;lt;I&amp;gt;Veryhachium trispinosum&amp;lt;/I&amp;gt; (or &amp;lt;I&amp;gt;[[Veryhachium trisulcum Appendix A|Veryhachium trisulcum]]&amp;lt;/I&amp;gt;) to be the possible taxonomic senior synonym of &amp;lt;I&amp;gt;[[Hystrichosphaeridium monacanthum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt; (now &amp;lt;I&amp;gt;[[Deunffia monacantha Appendix A|Deunffia]]&amp;lt;/I&amp;gt;) &amp;lt;I&amp;gt;[[Hystrichosphaeridium monacanthum|monacanthum]]&amp;lt;/I&amp;gt;.&amp;amp;nbsp; Age: Silurian (erratic).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:Index2004]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:Index2004]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Maintenance script</name></author>	</entry>

	<entry>
		<id>http://dinoflaj.smu.ca/dinoflaj3/index.php?title=Veryhachium_trispinosum_Appendix_A&amp;diff=26368&amp;oldid=prev</id>
		<title>Maintenance script at 20:34, 4 December 2016</title>
		<link rel="alternate" type="text/html" href="http://dinoflaj.smu.ca/dinoflaj3/index.php?title=Veryhachium_trispinosum_Appendix_A&amp;diff=26368&amp;oldid=prev"/>
				<updated>2016-12-04T20:34:35Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
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				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 20:34, 4 December 2016&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 13:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 13:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|?Category:Type#&amp;lt;nowiki&amp;gt;*&amp;lt;/nowiki&amp;gt;, &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|?Category:Type#&amp;lt;nowiki&amp;gt;*&amp;lt;/nowiki&amp;gt;, &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|?Category:TypeCorrectName#&amp;lt;nowiki&amp;gt;+&amp;lt;/nowiki&amp;gt;, &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|?Category:TypeCorrectName#&amp;lt;nowiki&amp;gt;+&amp;lt;/nowiki&amp;gt;, &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|limit=&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;200 &lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|limit=&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;400 &lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|format=template | template=SpeciesListNoQuest &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|format=template | template=SpeciesListNoQuest &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|?Category:Quoted#&amp;quot;,'''&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|?Category:Quoted#&amp;quot;,'''&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|Outro=&amp;lt;/div&amp;gt;}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|Outro=&amp;lt;/div&amp;gt;}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Maintenance script</name></author>	</entry>

	<entry>
		<id>http://dinoflaj.smu.ca/dinoflaj3/index.php?title=Veryhachium_trispinosum_Appendix_A&amp;diff=14152&amp;oldid=prev</id>
		<title>Maintenance script at 18:18, 2 December 2016</title>
		<link rel="alternate" type="text/html" href="http://dinoflaj.smu.ca/dinoflaj3/index.php?title=Veryhachium_trispinosum_Appendix_A&amp;diff=14152&amp;oldid=prev"/>
				<updated>2016-12-02T18:18:19Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;+&amp;lt;I&amp;gt;&amp;lt;B&amp;gt;trispinosum&amp;lt;/B&amp;gt;&amp;lt;/I&amp;gt; ([[Eisenack, 1938a]], p.14,16; text-figs.2-3) [[Stockmans and Willi&amp;amp;#232;re, 1962a]], p.46-47.&amp;amp;nbsp; Emendation: [[Stancliffe and Sarjeant, 1994]], p.233, as &amp;lt;I&amp;gt;Veryhachium trispinosum&amp;lt;/I&amp;gt;.&amp;amp;nbsp; Holotype: [[Eisenack, 1938a]], text-fig.2, lost according to [[Eisenack et al., 1979|Eisenack et al. (1979]], p.499).&amp;amp;nbsp; Neotype: [[Deunff, 1980]], pl.1, fig.7, designated by [[Stancliffe and Sarjeant, 1994|Stancliffe and Sarjeant (1994]], p.233).&amp;amp;nbsp; Originally &amp;lt;I&amp;gt;[[Hystrichosphaeridium trispinosum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt;, subsequently (and now) &amp;lt;I&amp;gt;Veryhachium&amp;lt;/I&amp;gt;, thirdly &amp;lt;I&amp;gt;[[Baltisphaeridium trispinosum Appendix A|Baltisphaeridium]]&amp;lt;/I&amp;gt; (Appendix A), fourthly &amp;lt;I&amp;gt;[[Micrhystridium trispinosum Appendix A|Micrhystridium]]&amp;lt;/I&amp;gt; (combination not validly published, Appendix A).&amp;amp;nbsp; This species was retained in &amp;lt;I&amp;gt;Veryhachium&amp;lt;/I&amp;gt; by [[Cramer and Diez, 1979|Cramer and Diez (1979]], p.59).&amp;amp;nbsp; Taxonomic junior synonyms: &amp;lt;I&amp;gt;Veryhachium cucruse&amp;lt;/I&amp;gt; [[Timofeev, 1962]], an acritarch species, according to [[Martin, 1969|Martin (1969]], p.106); &amp;lt;I&amp;gt;Veryhachium arctatum&amp;lt;/I&amp;gt; [[Deunff, 1981]], &amp;lt;I&amp;gt;Veryhachium concavum&amp;lt;/I&amp;gt; [[Piskun, 1974a]], &amp;lt;I&amp;gt;Veryhachium edenense&amp;lt;/I&amp;gt; [[Colbath, 1979]], &amp;lt;I&amp;gt;Veryhachium microgranuliferum&amp;lt;/I&amp;gt; [[Piskun, 1974a]] and &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt; (ultimately &amp;lt;I&amp;gt;[[Veryhachium trisulcum Appendix A|Veryhachium]]&amp;lt;/I&amp;gt;) &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|trisulcum]]&amp;lt;/I&amp;gt;, all acritarch species, and all according to [[Stancliffe and Sarjeant, 1994|Stancliffe and Sarjeant (1994]], p.233).&amp;amp;nbsp; The nomenclatural type of the genus &amp;lt;I&amp;gt;Veryhachium&amp;lt;/I&amp;gt; remains the holotype of &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt; (ultimately &amp;lt;I&amp;gt;[[Veryhachium trisulcum Appendix A|Veryhachium]]&amp;lt;/I&amp;gt;) &amp;lt;I&amp;gt;[[Hystrichosphaeridium trisulcum|trisulcum]]&amp;lt;/I&amp;gt;.&amp;amp;nbsp; This combination was not validly published in [[Deunff, 1954b|Deunff (1954b]], p.306) and [[Stockmans and Willi&amp;amp;#232;re, 1960|Stockmans and Willi&amp;amp;#232;re (1960]], p.2,5-6), since these authors did not fully reference the basionym.&amp;amp;nbsp; It was not validly published in [[Deunff, 1954b|Deunff (1954b]]) additionally since that author did not clearly use the name &amp;lt;I&amp;gt;Veryhachium trispinosum&amp;lt;/I&amp;gt;.&amp;amp;nbsp; [[Cramer and Diez, 1979|Cramer and Diez (1979]], p.47) considered &amp;lt;I&amp;gt;Veryhachium trispinosum&amp;lt;/I&amp;gt; (or &amp;lt;I&amp;gt;[[Veryhachium trisulcum Appendix A|Veryhachium trisulcum]]&amp;lt;/I&amp;gt;) to be the possible taxonomic senior synonym of &amp;lt;I&amp;gt;[[Hystrichosphaeridium monacanthum|Hystrichosphaeridium]]&amp;lt;/I&amp;gt; (now &amp;lt;I&amp;gt;[[Deunffia monacantha Appendix A|Deunffia]]&amp;lt;/I&amp;gt;) &amp;lt;I&amp;gt;[[Hystrichosphaeridium monacanthum|monacanthum]]&amp;lt;/I&amp;gt;.&amp;amp;nbsp; Age: Silurian (erratic).&lt;br /&gt;
[[Category:Index2004]]&lt;br /&gt;
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[[Category:Taxon]]&lt;br /&gt;
[[Category:Species|trispinosum Veryhachium]]&lt;br /&gt;
[[Category:TypeCorrectName]]&lt;br /&gt;
[[Category:Appendix A]]&lt;br /&gt;
&amp;lt;B&amp;gt;Parent:&amp;lt;/B&amp;gt; [[Parent Genus::Veryhachium_Appendix A]]&amp;lt;P&amp;gt;&lt;br /&gt;
{{#ask:[[Category:Subspecies||Variety||Forma]][[Parent Species::Veryhachium_trispinosum_Appendix_A]]&lt;br /&gt;
|Intro=&amp;lt;B&amp;gt;Infrataxon List:&amp;lt;/B&amp;gt;&amp;lt;BR&amp;gt;&amp;lt;div class=&amp;quot;columns3&amp;quot;&amp;gt;&lt;br /&gt;
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|format=template | template=SpeciesListNoQuest &lt;br /&gt;
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|Outro=&amp;lt;/div&amp;gt;}}&lt;/div&gt;</summary>
		<author><name>Maintenance script</name></author>	</entry>

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