<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0188-8897</journal-id>
<journal-title><![CDATA[Hidrobiológica]]></journal-title>
<abbrev-journal-title><![CDATA[Hidrobiológica]]></abbrev-journal-title>
<issn>0188-8897</issn>
<publisher>
<publisher-name><![CDATA[Universidad Autónoma Metropolitana, División de Ciencias Biológicas y de la Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-88972017000100045</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Diversidad algal del Parque Nacional Lagunas de Zempoala, México, excepto diatomeas]]></article-title>
<article-title xml:lang="en"><![CDATA[Algal diversity of Zempoala Lagoons National Park, Mexico, except diatoms]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Godínez-Ortega]]></surname>
<given-names><![CDATA[José Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oliva-Martínez]]></surname>
<given-names><![CDATA[María Guadalupe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escobar-Oliva]]></surname>
<given-names><![CDATA[Marco Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendoza-Garfias]]></surname>
<given-names><![CDATA[María Berenit]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Biología Departamento de Botánica]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional Autónoma de México Facultad de Estudios Superiores Iztacala ]]></institution>
<addr-line><![CDATA[ Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2017</year>
</pub-date>
<volume>27</volume>
<numero>1</numero>
<fpage>45</fpage>
<lpage>58</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-88972017000100045&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-88972017000100045&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-88972017000100045&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes:  El Parque Nacional Lagunas de Zempoala (PNLZ) es una zona de transición entre la región Neártica y Neotropical de México con gran riqueza ficoflorística. Los lagos estudiados fueron Zempoala, Compila, Tonatihua, Prieta y el Arroyo las Trancas que confluye hacia el lago de Zempoala. A excepción del Lago Zempoala, los demás son estudiados por primera vez.  Objetivos:  Estudiar la composición ficoflorística actual de los principales ambientes acuáticos del PNLZ.  Métodos:  El muestreo (23) se realizó en marzo y abril de 2011, utilizando una red de arrastre de 20 µm de abertura de malla. Se filtraron 10 L de agua del lugar y se colectaron las algas entreveradas con las plantas acuáticas. Las muestras fueron fijadas con formol al 4%. Se midieron pH, temperatura del agua y conductividad. Las muestras se observaron con microscopio de luz (ML) y electrónico de barrido (MEB).  Resultados:  El pH de los lagos estudiados fue de 7.1-8.8, la temperatura del agua superficial se registró entre 14.2-17°C y la conductividad varió entre 112-124 µS cm-1. Se determi naron 55 especies, dominando las Chlorophyceae (13), Cyanophyceae (12), Trebouxiophyceae (9), Euglenophyceae (7) y Zygnematophyceae (6). Algunas cianobacterias frecuentes fueron Woronichinia y Planktolyngbya. Otras como Cryptomo nas (Cryptophyta), Ceratium y Peridinium (Dinoflagellata) resultaron abundantes. Las Chlorophyta abarcaron toda la zona de estudio (Scenedesmus, Eudorina, Botryococcus y Lagerheimia). Resaltan Staurastrum y Cosmarium (Charophyta). Se registraron tres géneros bentónicos Prasiola, Chara y Nitella en el PNLZ. Otras algas verdes crecieron como metafiton y epífitas. El 39.3% de las especies son cosmopolita, otras tienen afinidades tropicales y neárticas. Se determinaron 10 nuevos registros para México.  Conclusiones:  En comparación con otros lagos mexicanos, los estudiados aquí se pueden considerar de alta riqueza y diversidad, particularmente en lo que respecta al fitoplancton. La falta de conocimiento y la perturbación de los ambientes acuáticos continentales, ponen en riesgo la sobrevivencia de la comunidad fitoplanctóni ca, por lo que es importante la integración de estudios que incluyan diversas áreas de la biología, así como de políticas públicas para su manejo y conservación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abastract  Background:  The Parque Nacional Lagunas de Zempoala (PNLZ) is located in a transitional zone between the Nearctic and Neotropical regions, and harbors a great phycofloristic diversity. The lakes studied were Zempoala, Compila, To natihua and Prieta, and the stream that flows into Zempoala lake. With the exception of Zempoala lake, the others are studied for the first time.  Goals:  To study of phycofloristic composition of aquatic environments of the PNLZ.  Methods:  The samples (23) were collected in March-April 2011, using a towed net of 20 &#956;m. Ten L of water were filtered and algae mixed with aquatic plants were collected. The samples were fixed with 4% formalin. Water temperature pH, and con ductivity were measured. Samples were observed under light microscopy (LM) and scanning electron microscopy (SEM).  Results:  The pH of the studied lakes was 7.1-8.8, the surface water temperature was recorded between 14.2-17°C and the conductivity varied between 112-124 &#956;S cm-1. Fifty-five species were identified, with a dominance of Chlorophyceae (13), Cyanophyceae (12), Trebouxiophyceae (9), Euglenophyceae (7) and Zygnematophyceae (6). Some common blue-greens were Woronichinia and Planktolyngbya. Others such as Cryptomonas (Cryptophyta), Ceratium and Peridinium (Dinoflagellata) were abundant. Chlorophyta encompassed the entire study area (Scenedesmus, Eudorina, Botryococcus and Lagerheimia). They emphasize Staurastrum and Cosmarium (Charophyta). Three benthic genera Prasiola, Chara and Nitella were recorded in PNLZ. Other green algae grew as metaphytes and epiphytes. 39.3% of the species are cosmopo litan; others have tropical and neartic affinities. Ten new registries were determined for Mexico.  Conclusions:  Compared to other Mexican lakes, those studied here can be considered of high richness and diversity, particularly with respect to phytoplankton. The lack of knowledge and the disturbance of the continental aquatic environments, threaten the survival of the phytoplankton community, so it is important to integrate studies that include various areas of biology, as well as public policies for their management and conservation.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Biodiversidad]]></kwd>
<kwd lng="es"><![CDATA[fitoplancton]]></kwd>
<kwd lng="es"><![CDATA[florística]]></kwd>
<kwd lng="es"><![CDATA[nuevos registros]]></kwd>
<kwd lng="es"><![CDATA[riqueza específica]]></kwd>
<kwd lng="en"><![CDATA[Biodiversity]]></kwd>
<kwd lng="en"><![CDATA[floristic]]></kwd>
<kwd lng="en"><![CDATA[phytoplankton]]></kwd>
<kwd lng="en"><![CDATA[new records]]></kwd>
<kwd lng="en"><![CDATA[species richness]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Albores-Celorio]]></surname>
<given-names><![CDATA[M. L]]></given-names>
</name>
</person-group>
<source><![CDATA[Contribución al conocimiento de los protozoarios Phytomastigoforos de la Laguna Zempoala, Estado de Morelos]]></source>
<year>1969</year>
<publisher-loc><![CDATA[México, D.F ]]></publisher-loc>
<publisher-name><![CDATA[Facultad de Ciencias, UNAM]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<collab>Atlas Nacional de México</collab>
<source><![CDATA[Marco Geográfico del Parque Nacional Lagunas de Zempoala. Evaluación del patrimonio natural y cultural]]></source>
<year>1990</year>
<volume>II</volume>
<publisher-loc><![CDATA[México, D.F ]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Geografía, UNAM]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Phycoflora of the tropical high-mountain lake El Sol, Central Mexico, and some biogeographical relationships]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Banderas-Tarabay]]></surname>
<given-names><![CDATA[A. G]]></given-names>
</name>
</person-group>
<source><![CDATA[Hydrobiologia]]></source>
<year>1997</year>
<volume>354</volume>
<page-range>17-40</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bonilla-Barbosa]]></surname>
<given-names><![CDATA[J. R]]></given-names>
</name>
<name>
<surname><![CDATA[Novelo-Retana]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<source><![CDATA[Manual de identificación de plantas acuáticas del Parque Nacional Lagunas de Zempoala, México]]></source>
<year>1995</year>
<page-range>168</page-range><publisher-loc><![CDATA[México, D.F ]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Biología, Universidad Nacional Autónoma de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bryant]]></surname>
<given-names><![CDATA[J. A]]></given-names>
</name>
<name>
<surname><![CDATA[Stewart]]></surname>
<given-names><![CDATA[N. F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Order Charales]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[John]]></surname>
<given-names><![CDATA[D.M]]></given-names>
</name>
<name>
<surname><![CDATA[Whitton]]></surname>
<given-names><![CDATA[B.A]]></given-names>
</name>
<name>
<surname><![CDATA[Brook]]></surname>
<given-names><![CDATA[A. J]]></given-names>
</name>
</person-group>
<source><![CDATA[The freshwater algal flora of the British Isles. An identification guide to freshwater and terrestrial algal]]></source>
<year>2002</year>
<page-range>593-612</page-range><publisher-loc><![CDATA[Cambridge ]]></publisher-loc>
<publisher-name><![CDATA[Cambridge University Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Las Chlorococcales dulciacuícolas de Cuba]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Comas-González]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<source><![CDATA[Bibliotheca Phycologica]]></source>
<year>1996</year>
<volume>99</volume>
<page-range>1-192</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Ecosistemas acuáticos del Estado de Morelos: con énfasis en los peces]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Contreras-MacBeath]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<source><![CDATA[Ciencia y Desarrollo]]></source>
<year>1995</year>
<volume>XXI</volume>
<numero>122</numero>
<issue>122</issue>
<page-range>42-51</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Freshwater algae of the southeastern United States. Part 1. Chlorophyceae: Volvocales, Tetrasporales and Chlorococcales]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dillard]]></surname>
<given-names><![CDATA[G. E]]></given-names>
</name>
</person-group>
<source><![CDATA[Bibliotheca Phycologica]]></source>
<year>1989</year>
<volume>81</volume>
<page-range>1-202</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Freshwater algae of the southeastern United States. Part 2. Chlorophyceae: Ulotrichales, Microsporales, Cylindro capsales, Sphaeropleales, Chaetophorales, Cladophorales, Schizo goniales, Siphonales, and Oedogoniales]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dillard]]></surname>
<given-names><![CDATA[G. E]]></given-names>
</name>
</person-group>
<source><![CDATA[Bibliotheca Phycologica]]></source>
<year>1989</year>
<volume>82</volume>
<page-range>1-163</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Freshwater algae of the southeastern United States. Part 3. Chlorophyceae: Zygnematales: Zygnemataceae, Mesotae niaceae and Desmidiaceae (Section 1)]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dillard]]></surname>
<given-names><![CDATA[G. E]]></given-names>
</name>
</person-group>
<source><![CDATA[Bibliotheca Phycologica]]></source>
<year>1990</year>
<volume>85</volume>
<page-range>1-172</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Fitoplancton del Lago Zempoala]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[García-Rodríguez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Tavera]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<source><![CDATA[Boletín de la Sociedad Botánica de México]]></source>
<year>1998</year>
<volume>63</volume>
<page-range>85-100</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Phytoplankton composition and biomass in a shallow monomictic tropical lake]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[García-Rodríguez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Tavera]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<source><![CDATA[Hydrobiologia]]></source>
<year>2002</year>
<volume>467</volume>
<page-range>91-8</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Especies del fitoplancton en el lago Tonatihua, Morelos, México]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[García-Rodríguez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Molina-Astudillo]]></surname>
<given-names><![CDATA[F. I]]></given-names>
</name>
<name>
<surname><![CDATA[Quiroz-Castelán]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Trejo-Albarrán]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<source><![CDATA[Acta Universitaria]]></source>
<year>2003</year>
<volume>13</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>53-66</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Componentes fitoplanctónicos y zoobentónicos en el Lago Zempoala, Morelos, México]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[García-Rodríguez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Molina-Astudillo]]></surname>
<given-names><![CDATA[F. I]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz-Vargas]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Quiroz-Cas telán]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<source><![CDATA[Acta Universitaria]]></source>
<year>2010</year>
<volume>20</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>23-30</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guiry]]></surname>
<given-names><![CDATA[M. D]]></given-names>
</name>
<name>
<surname><![CDATA[Guiry]]></surname>
<given-names><![CDATA[G. M]]></given-names>
</name>
</person-group>
<source><![CDATA[AlgaeBase]]></source>
<year>2014</year>
<publisher-loc><![CDATA[Galway ]]></publisher-loc>
<publisher-name><![CDATA[National University of Ireland]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[John]]></surname>
<given-names><![CDATA[D. M]]></given-names>
</name>
<name>
<surname><![CDATA[Whitton]]></surname>
<given-names><![CDATA[B. A]]></given-names>
</name>
<name>
<surname><![CDATA[Brook]]></surname>
<given-names><![CDATA[A. J]]></given-names>
</name>
</person-group>
<source><![CDATA[The freshwater algal flora of the British Isles. An identification guide to freshwater and terrestrial algal]]></source>
<year>2002</year>
<page-range>702</page-range><publisher-loc><![CDATA[Cambridge ]]></publisher-loc>
<publisher-name><![CDATA[Cambridge University Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Komárek]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Coccoid and colonial cyanobacteria]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Wehr]]></surname>
<given-names><![CDATA[J. D]]></given-names>
</name>
<name>
<surname><![CDATA[Sheath]]></surname>
<given-names><![CDATA[R. G]]></given-names>
</name>
</person-group>
<source><![CDATA[Freswater algae of Noth America. Ecology and classification]]></source>
<year>2003</year>
<page-range>59-116</page-range><publisher-loc><![CDATA[San Diego ]]></publisher-loc>
<publisher-name><![CDATA[Academic Press, Elsevier Science]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Komárek]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Anagnostidis]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cyanoprokaryota 2. Teil/ 2nd Part: Oscillatoriales]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Büdel]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Krienitz]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Gärtner]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Schagerl]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Süsswasserflora von Mitteleuropa 19/2]]></source>
<year>2008</year>
<page-range>759</page-range><publisher-loc><![CDATA[Heidelberg, Norderstedt ]]></publisher-loc>
<publisher-name><![CDATA[Elsevier / Spectrum Akademischer Verlag]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Komárek]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Fott]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Chlorophyceae (Grünalgen) Ordnung: Chlorococcales]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Huber-Pestalozzi]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<source><![CDATA[Das Phytoplankton des Süßwassers Systematik und Biologie]]></source>
<year>1983</year>
<page-range>1044</page-range><publisher-loc><![CDATA[Schweizerbart, Stuttgart ]]></publisher-loc>
<publisher-name><![CDATA[Band XVI 7. Teil 1. Hälfte]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kristiansen]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Phylum Chrysophyta (Golden algae)]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[John]]></surname>
<given-names><![CDATA[D.M]]></given-names>
</name>
<name>
<surname><![CDATA[Whitton]]></surname>
<given-names><![CDATA[B.A]]></given-names>
</name>
<name>
<surname><![CDATA[Brook]]></surname>
<given-names><![CDATA[A. J]]></given-names>
</name>
</person-group>
<source><![CDATA[The freshwater algal flora of the British Isles. An identification guide to freshwater and terrestrial algal]]></source>
<year>2002</year>
<page-range>214-44</page-range><publisher-loc><![CDATA[Cambridge ]]></publisher-loc>
<publisher-name><![CDATA[Cambridge University Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[H. D]]></given-names>
</name>
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[H. N]]></given-names>
</name>
</person-group>
<source><![CDATA[A texbook on algae]]></source>
<year>1979</year>
<page-range>216</page-range><publisher-loc><![CDATA[LTD, London ]]></publisher-loc>
<publisher-name><![CDATA[The McMillan Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Lista taxonómica comentada de protozoarios de vida libre de México]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[López-Ochoterena]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Roure-Cane]]></surname>
<given-names><![CDATA[M. T]]></given-names>
</name>
</person-group>
<source><![CDATA[Revista de la Sociedad Mexicana de Historia Natural]]></source>
<year>1970</year>
<volume>31</volume>
<page-range>23-68</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Phytoplankton dynamics in a deep, tropical, hyposaline Lake]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Oliva]]></surname>
<given-names><![CDATA[M. G]]></given-names>
</name>
<name>
<surname><![CDATA[Lugo]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Alcocer]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Peralta]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[M. R]]></given-names>
</name>
</person-group>
<source><![CDATA[Hydrobiologia]]></source>
<year>2001</year>
<volume>466</volume>
<page-range>299-306</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ortega]]></surname>
<given-names><![CDATA[M. M]]></given-names>
</name>
</person-group>
<source><![CDATA[Catálogo de algas continentales recientes de México]]></source>
<year>1984</year>
<page-range>566</page-range><publisher-loc><![CDATA[México, D.F ]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Biología, Universidad Nacional Autónoma de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ortega]]></surname>
<given-names><![CDATA[M. M]]></given-names>
</name>
<name>
<surname><![CDATA[Godínez]]></surname>
<given-names><![CDATA[J. L]]></given-names>
</name>
<name>
<surname><![CDATA[Garduño]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Oliva]]></surname>
<given-names><![CDATA[M. G]]></given-names>
</name>
</person-group>
<source><![CDATA[Ficología de México. Algas continentales]]></source>
<year>1995</year>
<page-range>221</page-range><publisher-loc><![CDATA[México, D.F ]]></publisher-loc>
<publisher-name><![CDATA[AGT Editor, S.A]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Evolución trófica de un lago tropical hiposalino en México con base al fitoplancton]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ortega-Murillo]]></surname>
<given-names><![CDATA[M. R]]></given-names>
</name>
<name>
<surname><![CDATA[Alvarado-Villanueva]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Morales]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Heredia]]></surname>
<given-names><![CDATA[J. D]]></given-names>
</name>
</person-group>
<source><![CDATA[Revista de la DES Ciencias Biológico Agropecuarias, Universidad Michoacana de San Nicolás de Hidalgo, Biológicas]]></source>
<year>2010</year>
<volume>12</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>75-81</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Contribución al estudio de los mamíferos del Parque Nacional lagunas de Zempoala, Morelos, México]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ramírez-Pulido]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Anales del Instituto de Biología]]></source>
<year>1969</year>
<volume>40</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>253-90</page-range><publisher-name><![CDATA[Universidad Nacional Autónoma de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Taxonomy and distribution of freshwater Prasiola (Prasiolales, Chlorophyta) in central Mexico]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ramírez-Rodríguez]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Carmona-Jiménez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Cryptogamie, Algologie]]></source>
<year>2005</year>
<volume>26</volume>
<page-range>177-88</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Distribution of Chara braunii Gmelin 1826 (Charo phyta) in Poland]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Urbaniak]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Acta Societatis Botanicorum Poloniae]]></source>
<year>2007</year>
<volume>76</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>313-20</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wehr]]></surname>
<given-names><![CDATA[J. D]]></given-names>
</name>
<name>
<surname><![CDATA[Sheath]]></surname>
<given-names><![CDATA[R. G]]></given-names>
</name>
</person-group>
<source><![CDATA[Freshwater algae of North America. Ecology and Classification]]></source>
<year>2003</year>
<page-range>918</page-range><publisher-loc><![CDATA[San Diego ]]></publisher-loc>
<publisher-name><![CDATA[Academic Press, Elsevier Science]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wetzel]]></surname>
<given-names><![CDATA[R. G]]></given-names>
</name>
</person-group>
<source><![CDATA[Limnology: lake and river ecosystems]]></source>
<year>2001</year>
<edition>3</edition>
<page-range>1011</page-range><publisher-loc><![CDATA[San Diego ]]></publisher-loc>
<publisher-name><![CDATA[Elsevier Science, Academic Press]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
