<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="es">
	<id>https://www.ecured.cu/index.php?action=history&amp;feed=atom&amp;title=Phymatolithon_calcareum</id>
	<title>Phymatolithon calcareum - Historial de revisiones</title>
	<link rel="self" type="application/atom+xml" href="https://www.ecured.cu/index.php?action=history&amp;feed=atom&amp;title=Phymatolithon_calcareum"/>
	<link rel="alternate" type="text/html" href="https://www.ecured.cu/index.php?title=Phymatolithon_calcareum&amp;action=history"/>
	<updated>2026-05-17T09:09:33Z</updated>
	<subtitle>Historial de revisiones para esta página en el wiki</subtitle>
	<generator>MediaWiki 1.31.16</generator>
	<entry>
		<id>https://www.ecured.cu/index.php?title=Phymatolithon_calcareum&amp;diff=3419326&amp;oldid=prev</id>
		<title>Javiermartin jc: Texto reemplazado: «&lt;div align=&quot;justify&quot;&gt;» por «»</title>
		<link rel="alternate" type="text/html" href="https://www.ecured.cu/index.php?title=Phymatolithon_calcareum&amp;diff=3419326&amp;oldid=prev"/>
		<updated>2019-06-21T12:53:26Z</updated>

		<summary type="html">&lt;p&gt;Texto reemplazado: «&amp;lt;div align=&amp;quot;justify&amp;quot;&amp;gt;» por «»&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;es&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Revisión anterior&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revisión del 12:53 21 jun 2019&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l16&quot; &gt;Línea 16:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Línea 16:&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|hábitat=&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|hábitat=&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;}}&amp;#160; &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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;}}&amp;#160; &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: #222; 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;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;div align=&amp;quot;justify&amp;quot;&amp;gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;#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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;'''Phymatolithon calcareum'''. Es una especie de [[alga]] roja, que dependiendo de la claridad del agua&amp;#160; desarrolla entre los 9 y 28m de profundidad en [[Noruega]], entre los&amp;#160; 10 y 30m en [[Gran Bretaña]], siendo en el [[Mediterráneo]] donde presenta&amp;#160; una distribución más profunda que llega hasta los 60m de&amp;#160; profundidad. &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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;'''Phymatolithon calcareum'''. Es una especie de [[alga]] roja, que dependiendo de la claridad del agua&amp;#160; desarrolla entre los 9 y 28m de profundidad en [[Noruega]], entre los&amp;#160; 10 y 30m en [[Gran Bretaña]], siendo en el [[Mediterráneo]] donde presenta&amp;#160; una distribución más profunda que llega hasta los 60m de&amp;#160; profundidad. &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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; 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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;

&lt;!-- diff cache key wiki1:diff::1.12:old-2227014:rev-3419326 --&gt;
&lt;/table&gt;</summary>
		<author><name>Javiermartin jc</name></author>
		
	</entry>
	<entry>
		<id>https://www.ecured.cu/index.php?title=Phymatolithon_calcareum&amp;diff=2227014&amp;oldid=prev</id>
		<title>Humbertojccmg en 18:03 15 may 2014</title>
		<link rel="alternate" type="text/html" href="https://www.ecured.cu/index.php?title=Phymatolithon_calcareum&amp;diff=2227014&amp;oldid=prev"/>
		<updated>2014-05-15T18:03:39Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;es&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Revisión anterior&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revisión del 18:03 15 may 2014&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot; &gt;Línea 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Línea 1:&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{Planta&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{Planta&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|nombre=Phymatolithon calcareum&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|nombre=Phymatolithon calcareum&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: #222; 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;|imagen=&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;|imagen=&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Phymatolithon_calcareum.jpg&lt;/ins&gt;&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: #222; 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;|ncientifico='''Phymatolithon calcareum''' &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;/del&gt;(Pallas) Adey &amp;amp; D.L. McKibbin&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;|ncientifico='''Phymatolithon calcareum''' (Pallas) Adey &amp;amp; D.L. McKibbin&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|reino=&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|reino=&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|subreino=&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|subreino=&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l32&quot; &gt;Línea 32:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Línea 32:&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*[http://www.animalesmarinos.net/algas/rojas/phymatolithon_calcareum/index.php www.animalesmarinos.net]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*[http://www.animalesmarinos.net/algas/rojas/phymatolithon_calcareum/index.php www.animalesmarinos.net]&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*[http://www.cibsub.com/bioespecie_es-phymatolithon_calcareum-40614 www.cibsub.com]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*[http://www.cibsub.com/bioespecie_es-phymatolithon_calcareum-40614 www.cibsub.com]&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: #222; 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;*[ Phymatolithon calcareum - Portada]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;*[&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;http://www.animalesmarinos.net/algas/rojas/phymatolithon_calcareum/01.jpg &lt;/ins&gt;Phymatolithon calcareum - Portada]&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; 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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&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: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:Algas]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:Algas]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;

&lt;!-- diff cache key wiki1:diff::1.12:old-2227009:rev-2227014 --&gt;
&lt;/table&gt;</summary>
		<author><name>Humbertojccmg</name></author>
		
	</entry>
	<entry>
		<id>https://www.ecured.cu/index.php?title=Phymatolithon_calcareum&amp;diff=2227009&amp;oldid=prev</id>
		<title>Humbertojccmg: Página creada con '{{Planta |nombre=Phymatolithon calcareum |imagen= |ncientifico='''Phymatolithon calcareum'''                                         (Pallas) Adey &amp; D.L. McKibbin |reino= |subre...'</title>
		<link rel="alternate" type="text/html" href="https://www.ecured.cu/index.php?title=Phymatolithon_calcareum&amp;diff=2227009&amp;oldid=prev"/>
		<updated>2014-05-15T17:53:48Z</updated>

		<summary type="html">&lt;p&gt;Página creada con &amp;#039;{{Planta |nombre=Phymatolithon calcareum |imagen= |ncientifico=&amp;#039;&amp;#039;&amp;#039;Phymatolithon calcareum&amp;#039;&amp;#039;&amp;#039;                                         (Pallas) Adey &amp;amp; D.L. McKibbin |reino= |subre...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Página nueva&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Planta&lt;br /&gt;
|nombre=Phymatolithon calcareum&lt;br /&gt;
|imagen=&lt;br /&gt;
|ncientifico='''Phymatolithon calcareum'''                                         (Pallas) Adey &amp;amp; D.L. McKibbin&lt;br /&gt;
|reino=&lt;br /&gt;
|subreino=&lt;br /&gt;
|division=[[Rhodophyta]]&lt;br /&gt;
|clase=[[Florideophyceae]]&lt;br /&gt;
|subclase=[[Corallinophycidae]]&lt;br /&gt;
|orden=[[Ceramiales]]&lt;br /&gt;
|familia=[[Corallinaceae]]&lt;br /&gt;
|tribu=&lt;br /&gt;
|género=[[Phymatolithon]]&lt;br /&gt;
|especie='''Phymatolithon calcareum'''&lt;br /&gt;
|diversidad =&lt;br /&gt;
|hábitat=&lt;br /&gt;
}}  &lt;br /&gt;
&amp;lt;div align=&amp;quot;justify&amp;quot;&amp;gt;&lt;br /&gt;
'''Phymatolithon calcareum'''. Es una especie de [[alga]] roja, que dependiendo de la claridad del agua  desarrolla entre los 9 y 28m de profundidad en [[Noruega]], entre los  10 y 30m en [[Gran Bretaña]], siendo en el [[Mediterráneo]] donde presenta  una distribución más profunda que llega hasta los 60m de  profundidad. &lt;br /&gt;
&lt;br /&gt;
==Hábitat==&lt;br /&gt;
Especie común, propia del infralitoral y circalitoral, donde aparece en  fondos detríticos (grapissar o maërl). Forma recubrimientos poco densos,  muy ricos en individuos, sobre fondos blandos del infralitoral, con  menos frecuencia también se puede encontrar sobre los rizomas de Zostera,  entre los 15 a 20m de profundidad (fondos de maërl). Es una especie  presente durante todo el año. Se encuentra en el Mediterráneo, también  está muy extendido por el [[Atlántico]] Nordeste (desde [[Escandinavia]] a  [[Portugal]]).&lt;br /&gt;
&lt;br /&gt;
==Apariencia==&lt;br /&gt;
Alga calcárea, no fijada al [[sustrato]], de hasta 8cm de diámetro  y de color rosado violáceo o gris violáceo. Talo libre, que se fija  sobre algún trozo de piedra o restos calcáreos orgánicos para  recubrirlos totalmente y construir el núcleo del alga, llamado rodolito,  a partir del cual parten en todas direcciones y de forma divergente  ramas más o menos cilíndricas, ramificaciones del talo de hasta unos 2mm  de ancho, de recorrido irregular y ápice truncado. Son de superficie  lisa y bordes estriados y lobulados.&lt;br /&gt;
&lt;br /&gt;
==Reproducción==&lt;br /&gt;
Conceptáculos hundidos en el talo, poco o nada destacados, con borde  poco conspicuo, siempre con varias aberturas. Las tetrasporas están  ordenadas de forma zonal en esporangios. Presenta un ciclo de  reproducción con alternancia de generaciones, trigenético. Como es el  caso de muchas algas rojas como por ejemplo [[Mesophyllum expansum]].&lt;br /&gt;
&lt;br /&gt;
==Fuentes==&lt;br /&gt;
*[http://www.hondurassilvestre.com/search/taxa/taxa.aspx?tsn=12532 www.hondurassilvestre.com]&lt;br /&gt;
*[http://www.animalesmarinos.net/algas/rojas/phymatolithon_calcareum/index.php www.animalesmarinos.net]&lt;br /&gt;
*[http://www.cibsub.com/bioespecie_es-phymatolithon_calcareum-40614 www.cibsub.com]&lt;br /&gt;
*[ Phymatolithon calcareum - Portada]&lt;br /&gt;
&lt;br /&gt;
[[Category:Algas]]&lt;/div&gt;</summary>
		<author><name>Humbertojccmg</name></author>
		
	</entry>
</feed>