<?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>0034-7744</journal-id>
<journal-title><![CDATA[Revista de Biología Tropical]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. biol. trop]]></abbrev-journal-title>
<issn>0034-7744</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-77442019000300643</article-id>
<article-id pub-id-type="doi">10.15517/rbt.v67i3.33616</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Feeding ecomorphologies in the fish genus Herichthys (Perciformes: Cichlidae) based on stomach content and lower pharyngeal jaw shape]]></article-title>
<article-title xml:lang="es"><![CDATA[Ecomorfologías alimentarias en peces del género Herichthys (Perciformes: Cichlidae), con base en contenido estomacal y forma de la mandíbula faríngea inferior]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Miranda]]></surname>
<given-names><![CDATA[Fabián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mejía]]></surname>
<given-names><![CDATA[Omar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zúñiga]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Soto-Galera]]></surname>
<given-names><![CDATA[Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[&#344;í&#269;an]]></surname>
<given-names><![CDATA[Old&#345;ich]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Politécnico Nacional  ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,University of South Bohemia  ]]></institution>
<addr-line><![CDATA[ &#268;eské Bud&#283;jovice]]></addr-line>
<country>Czech Republic</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,aff2  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>67</volume>
<numero>3</numero>
<fpage>643</fpage>
<lpage>653</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0034-77442019000300643&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0034-77442019000300643&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0034-77442019000300643&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Speciation is a multifactorial process with factors acting at different scales of space and time. Trophic niche segregation has promoted the diversification of cichlids fishes in lentic (lacustrine) environments, whether this is also the case in lotic (riverine) systems remains unknown. Herichthys is the genus of cichlids with the most boreal distribution in the Americas comprising 12 currently recognized species, most micro-endemic and only two with a wide distribution. In the present work, we analyzed the stomach content and lower pharyngeal jaw morphologies of the species of the genus to evaluate the possible role of feeding ecology in the diversification of the group. Trophic strategies varied widely, including omnivores, piscivores, invertivores, molluskivores, detritivores, herbivores and algivores. Low values of Pianka's index of niche overlap were found in the sympatric micro-endemic species, while in the widely distributed species the indices ranged from low to very high. The analysis of lower pharyngeal jaw morphologies allowed discriminating a shape associated with piscivorous species from other foraging groups. The results of this study suggest that trophic niche segregation is a factor that could promotes diversification within the genus Herichthys although additional studies need to be performed to fully understand the speciation process in this group of Neotropical cichlid fishes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La especiación es un proceso con múltiples factores que actúan a diferentes escalas de espacio y tiempo. La segregación de nichos tróficos es un proceso que ha promovido la diversificación en cíclidos en entornos lacustres, pero en el caso de los ríos no está claro. Herichthys es un género de cíclidos cuya distribución es la más boreal en América, el cual comprende 12 especies actualmente reconocidas, la mayoría microendémicas y solo dos con una amplia distribución. En el presente trabajo, se analizó el contenido estomacal y las morfologías de la mandíbula faríngea inferior de las especies del género para compararlas y evaluar su posible papel en la diversificación del grupo. La dieta en dichas especies es muy variada e incluyó tanto especies que pueden ser consideradas omnívoras como especialistas. Se encontraron valores bajos del índice de solapamiento alimentario (índice de Pianka) en las especies simpátricas microendémicas, mientras que en las especies ampliamente distribuidas el índice fue muy variable. El análisis de morfometría geométrica de la mandíbula faríngea inferior permite discriminar dos formas principales, una que incluye la especie piscívora y otra que incluye a los otros grupos alimentarios. Los resultados encontrados en este estudio sugieren que la segregación de nicho trófico es un factor que promueve claramente la diversificación dentro del género Herichthys, aunque se deben realizar estudios adicionales para comprender completamente el proceso de especiación en este grupo de peces neotropicales.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[diversification]]></kwd>
<kwd lng="en"><![CDATA[trophic niche]]></kwd>
<kwd lng="en"><![CDATA[segregation]]></kwd>
<kwd lng="en"><![CDATA[geometric morphometrics]]></kwd>
<kwd lng="en"><![CDATA[sympatric species]]></kwd>
<kwd lng="es"><![CDATA[diversificación]]></kwd>
<kwd lng="es"><![CDATA[nicho trófico]]></kwd>
<kwd lng="es"><![CDATA[segregación]]></kwd>
<kwd lng="es"><![CDATA[morfometría geométrica]]></kwd>
<kwd lng="es"><![CDATA[especies simpátricas]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Barluenga]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Stölting]]></surname>
<given-names><![CDATA[K. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Salzburger]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Muschick]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Meyer]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sympatric speciation in Nicaraguan crater lake cichlid fish]]></article-title>
<source><![CDATA[Nature]]></source>
<year>2006</year>
<volume>439</volume>
<numero>7077</numero>
<issue>7077</issue>
<page-range>719</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Burress]]></surname>
<given-names><![CDATA[E. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Duarte]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Serra]]></surname>
<given-names><![CDATA[W. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Loueiro]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Gangloff]]></surname>
<given-names><![CDATA[M. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Siefferman]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Functional diversification within a predatory species flock]]></article-title>
<source><![CDATA[PloS one]]></source>
<year>2013</year>
<volume>8</volume>
<numero>11</numero>
<issue>11</issue>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Burress]]></surname>
<given-names><![CDATA[E. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cichlid fishes as models of ecological diversification: patterns, mechanisms, and consequences]]></article-title>
<source><![CDATA[Hydrobiologia]]></source>
<year>2015</year>
<volume>748</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>7-27</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Burress]]></surname>
<given-names><![CDATA[E. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ecological diversification associated with the pharyngeal jaw diversity of Neotropical cichlid fishes]]></article-title>
<source><![CDATA[Journal of Animal Ecology]]></source>
<year>2016</year>
<volume>85</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>302-13</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Burress]]></surname>
<given-names><![CDATA[E. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Piálek]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Casciotta]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Almirón]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Tan]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Armbruster]]></surname>
<given-names><![CDATA[J. W.]]></given-names>
</name>
<name>
<surname><![CDATA[&#344;í&#269;an]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Island-and lake-like parallel adaptive radiations replicated in rivers]]></article-title>
<source><![CDATA[Proceedings of the Royal Society of London Series B]]></source>
<year>2018</year>
<volume>285</volume>
<numero>1870</numero>
<issue>1870</issue>
<page-range>20171762</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[De la Maza-Benignos]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ornelas-García]]></surname>
<given-names><![CDATA[C. P.]]></given-names>
</name>
<name>
<surname><![CDATA[de Lourdes Lozano-Vilano]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[García-Ramírez]]></surname>
<given-names><![CDATA[M. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Doadrio]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Phylogeographic analysis of genus Herichthys (Perciformes: Cichlidae), with descriptions of Nosferatu new genus and H. tepehua n. sp.]]></article-title>
<source><![CDATA[Hydrobiologia]]></source>
<year>2015</year>
<volume>748</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>201-31</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Díaz-Pardo]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Guerra-Magaña]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estudio bioecológico del lago de Atezca, Hidalgo, México III. Variación ontogénica de la dieta y la longitud intestinal de la ictiofauna]]></article-title>
<source><![CDATA[Universidad, Ciencia y Tecnología]]></source>
<year>1994</year>
<volume>3</volume>
<page-range>15-23</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Edwards]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Tolley]]></surname>
<given-names><![CDATA[K. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Vanhooydonck]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Measey]]></surname>
<given-names><![CDATA[G. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Herrel]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Is dietary niche breadth linked to morphology and performance in Sandveld lizards Nucras (Sauria: Lacertidae)?]]></article-title>
<source><![CDATA[Biological Journal of the Linnean Society]]></source>
<year>2013</year>
<volume>110</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>674-88</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Elmer]]></surname>
<given-names><![CDATA[K. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Kusche]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Lehtonen]]></surname>
<given-names><![CDATA[T. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Meyer]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Local variation and parallel evolution: morphological and genetic diversity across a species complex of neotropical crater lake cichlid fishes]]></article-title>
<source><![CDATA[Philosophical Transactions of the Royal Society B: Biological Sciences]]></source>
<year>2010</year>
<volume>365</volume>
<numero>1547</numero>
<issue>1547</issue>
<page-range>1763-82</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fan]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Elmer]]></surname>
<given-names><![CDATA[K. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Meyer]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Genomics of adaptation and speciation in cichlid fishes: recent advances and analyses in African and Neotropical lineages]]></article-title>
<source><![CDATA[Philosophical Transactions of the Royal Society of London B: Biological Sciences]]></source>
<year>2012</year>
<volume>367</volume>
<numero>1587</numero>
<issue>1587</issue>
<page-range>385-94</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Galis]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Metz]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Why are there so many cichlid species?]]></article-title>
<source><![CDATA[Trends in Ecology &amp; Evolution]]></source>
<year>1998</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-2</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Espinosa-Pérez]]></surname>
<given-names><![CDATA[H. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Souza]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trophic analysis of the fish community in the Ciénega Churince, Cuatro Ciénegas, Coahuila]]></article-title>
<source><![CDATA[PeerJ]]></source>
<year>2017</year>
<volume>5</volume>
<page-range>1-17</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Horstkotte]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Strecker]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trophic differentiation in the phylogenetically young Cyprinodon species flock (Cyprinodontidae, Teleostei) from Laguna Chichancanab (Mexico)]]></article-title>
<source><![CDATA[Biological Journal of the Linnean Society]]></source>
<year>2005</year>
<volume>85</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>125-34</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hulsey]]></surname>
<given-names><![CDATA[C. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Function of a key morphological innovation: fusion of the cichlid pharyngeal jaw]]></article-title>
<source><![CDATA[Proceedings of the Royal Society of London B: Biological Sciences]]></source>
<year>2006</year>
<volume>273</volume>
<numero>1587</numero>
<issue>1587</issue>
<page-range>669-75</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hulsey]]></surname>
<given-names><![CDATA[C. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Marks]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Hendrickson]]></surname>
<given-names><![CDATA[D. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Williamson]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Cohen]]></surname>
<given-names><![CDATA[A. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Stephens]]></surname>
<given-names><![CDATA[M. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Feeding specialization in Herichthys minckleyi: a trophically polymorphic fish]]></article-title>
<source><![CDATA[Journal of Fish Biology]]></source>
<year>2006</year>
<volume>68</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1399-410</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hyslop]]></surname>
<given-names><![CDATA[E. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Stomach contents analysis-a review of methods and their application]]></article-title>
<source><![CDATA[Journal of Fish Biology]]></source>
<year>1980</year>
<volume>17</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>411-29</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Joyce]]></surname>
<given-names><![CDATA[D. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Lunt]]></surname>
<given-names><![CDATA[D. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Bills]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Turner]]></surname>
<given-names><![CDATA[G. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Katongo]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Duftner]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[&#8230; Seehausen]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An extant cichlid fish radiation emerged in an extinct Pleistocene lake]]></article-title>
<source><![CDATA[Nature]]></source>
<year>2005</year>
<volume>435</volume>
<numero>7038</numero>
<issue>7038</issue>
<page-range>90</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Klingenberg]]></surname>
<given-names><![CDATA[C. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Barluenga]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Meyer]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Shape analysis of symmetric structures: quantifying variation among individuals and asymmetry]]></article-title>
<source><![CDATA[Evolution]]></source>
<year>2002</year>
<volume>56</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>1909-20</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Klingenberg]]></surname>
<given-names><![CDATA[C. P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[MorphoJ: an integrated software package for geometric morphometrics]]></article-title>
<source><![CDATA[Molecular Ecology Resources]]></source>
<year>2011</year>
<volume>11</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>353-7</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kullander]]></surname>
<given-names><![CDATA[S. O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cichlidae]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Reis]]></surname>
<given-names><![CDATA[R. E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Check list of the freshwater fishes of South and Central America]]></source>
<year>2003</year>
<page-range>605-54</page-range><publisher-loc><![CDATA[Porto Alegre, Brazil ]]></publisher-loc>
<publisher-name><![CDATA[Edipucrs]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liem]]></surname>
<given-names><![CDATA[K. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evolution ary strategies and morphological innovations: cichlid pharyngeal jaws]]></article-title>
<source><![CDATA[Systematic Zoology]]></source>
<year>1973</year>
<volume>22</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>425-41</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liem]]></surname>
<given-names><![CDATA[K. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A functional approach to the development of the head of teleosts: implications on constructional morphology and constraints]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Schmidt-Kittler]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<source><![CDATA[Constructional Morphology and Evolution]]></source>
<year>1991</year>
<page-range>231-49</page-range><publisher-loc><![CDATA[Berlin ]]></publisher-loc>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López&#8208;Fernández]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Arbour]]></surname>
<given-names><![CDATA[J. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Winemiller]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Honeycutt]]></surname>
<given-names><![CDATA[R. L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Testing for ancient adaptive radiations in Neotropical cichlid fishes]]></article-title>
<source><![CDATA[Evolution]]></source>
<year>2013</year>
<volume>67</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1321-37</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Magalhaes]]></surname>
<given-names><![CDATA[I. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Ornelas&#8208;Garc&#305;a]]></surname>
<given-names><![CDATA[C. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Leal&#8208;Cardin]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Barluenga]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Untangling the evolutionary history of a highly polymorphic species: introgressive hybridization and high genetic structure in the desert cichlid fish Herichtys minckleyi]]></article-title>
<source><![CDATA[Molecular Ecology]]></source>
<year>2015</year>
<volume>24</volume>
<numero>17</numero>
<issue>17</issue>
<page-range>4505-20</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McKaye]]></surname>
<given-names><![CDATA[K. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Marsh]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Food switching by two specialized algae-scraping cichlid fishes in Lake Malawi, Africa]]></article-title>
<source><![CDATA[Oecologia]]></source>
<year>1983</year>
<volume>56</volume>
<numero>2-3</numero>
<issue>2-3</issue>
<page-range>245-8</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mejía]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-Miranda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[León-Romero]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Soto-Galera]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Luna]]></surname>
<given-names><![CDATA[E. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Morphometric variation of the Herichthys bartoni (Bean, 1892) species group (Teleostei: Cichlidae): How many species comprise H. labridens (Pellegrin, 1903)?]]></article-title>
<source><![CDATA[Neotropical Ichthyology]]></source>
<year>2015</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>61-76</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Miller]]></surname>
<given-names><![CDATA[R. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Minckley]]></surname>
<given-names><![CDATA[W. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Norris]]></surname>
<given-names><![CDATA[S. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Freshwater fishes of Mexico]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Chicago, USA ]]></publisher-loc>
<publisher-name><![CDATA[University of Chicago Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez&#8208;Miranda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Mejía]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Soto&#8208;Galera]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Espinosa&#8208;Pérez]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Piálek]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[&#344;í&#269;an]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Phylogeny and species diversity of the genus Herichthys (Teleostei: Cichlidae)]]></article-title>
<source><![CDATA[Journal of Zoological Systematics and Evolution ary Research]]></source>
<year>2018</year>
<volume>56</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>223-47</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Piálek]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[&#344;í&#269;an]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Casciotta]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Almirón]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Zrzavý]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Multilocus phylogeny of Crenicichla (Teleostei: Cichlidae), with biogeography of the C. lacustris group: species flocks as a model for sympatric speciation in rivers]]></article-title>
<source><![CDATA[Molecular Phylogenetics and Evolution]]></source>
<year>2012</year>
<volume>62</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>46-61</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pianka]]></surname>
<given-names><![CDATA[E. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Niche overlap and diffuse competition]]></article-title>
<source><![CDATA[Proceedings of the National Academy of Sciences]]></source>
<year>1974</year>
<volume>71</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>2141-5</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Planer-Friedrich]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Armienta]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Merkel]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Origin of arsenic in the groundwater of the Rioverde basin, Mexico]]></article-title>
<source><![CDATA[Environmental Geology]]></source>
<year>2001</year>
<volume>40</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>1290-8</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[&#344;í&#269;an]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Pialek]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Dragova]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Novak]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diversity and evolution of the Middle American cichlid fishes (Teleostei: Cichlidae) with revised classification]]></article-title>
<source><![CDATA[Vertebrate Zoology]]></source>
<year>2016</year>
<volume>66</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>3-102</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rohlf]]></surname>
<given-names><![CDATA[F. J.]]></given-names>
</name>
</person-group>
<source><![CDATA[tpsDig, digitize landmarks and outlines]]></source>
<year>2005</year>
<publisher-loc><![CDATA[USA ]]></publisher-loc>
<publisher-name><![CDATA[Department of Ecology and Evolution, State University of New York]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salzburger]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The interaction of sexually and naturally selected traits in the adaptive radiations of cichlid fishes]]></article-title>
<source><![CDATA[Molecular Ecology]]></source>
<year>2009</year>
<numero>2</numero>
<issue>2</issue>
<page-range>169-85</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="">
<collab>StatSoft, I.</collab>
<source><![CDATA[STATISTICA data analysis software system]]></source>
<year>2011</year>
</nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Swanson]]></surname>
<given-names><![CDATA[B. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Gibb]]></surname>
<given-names><![CDATA[A. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Marks]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Hendrickson]]></surname>
<given-names><![CDATA[D. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trophic polymorphism and behavioral differences decrease intraspecific competition in a cichlid, Herichthys minckleyi]]></article-title>
<source><![CDATA[Ecology]]></source>
<year>2003</year>
<volume>84</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1441-6</page-range></nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Theis]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ronco]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Indermaur]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Salzburger]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Egger]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adaptive divergence between lake and stream populations of an East African cichlid fish]]></article-title>
<source><![CDATA[Molecular Ecology]]></source>
<year>2014</year>
<volume>23</volume>
<numero>21</numero>
<issue>21</issue>
<page-range>5304-22</page-range></nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Trapani]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Geometric morphometric analysis of body-form variability in Cichlasoma minckleyi, the Cuatro Cienegas cichlid]]></article-title>
<source><![CDATA[Environmental Biology of Fishes]]></source>
<year>2003</year>
<volume>68</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>357-69</page-range></nlm-citation>
</ref>
<ref id="B39">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Trapani]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Morphological variability in the Cuatro Cienegas cichlid, Cichlasoma minckleyi]]></article-title>
<source><![CDATA[Journal of Fish Biology]]></source>
<year>2003</year>
<volume>62</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>276-98</page-range></nlm-citation>
</ref>
<ref id="B40">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tsuboi]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Gonzalez-Voyer]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Kolm]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Phenotypic integration of brain size and head morphology in Lake Tanganyika cichlids]]></article-title>
<source><![CDATA[BMC Evolution ary Biology]]></source>
<year>2014</year>
<volume>14</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>39</page-range></nlm-citation>
</ref>
<ref id="B41">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Winemiller]]></surname>
<given-names><![CDATA[K. O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Spatial and temporal variation in tropical fish trophic networks]]></article-title>
<source><![CDATA[Ecological Monographs]]></source>
<year>1990</year>
<volume>60</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>331-67</page-range></nlm-citation>
</ref>
<ref id="B42">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Winemiller]]></surname>
<given-names><![CDATA[K. O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparative ecology of Serranochromis species (Teleostei: Cichlidae) in the upper Zambezi River floodplain]]></article-title>
<source><![CDATA[Journal of Fish Biology]]></source>
<year>1991</year>
<volume>39</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>617-63</page-range></nlm-citation>
</ref>
<ref id="B43">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Winemiller]]></surname>
<given-names><![CDATA[K. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Kelso-Winemiller]]></surname>
<given-names><![CDATA[L. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Brenkert]]></surname>
<given-names><![CDATA[A. L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ecomorphological diversification and convergence in fluvial cichlid fishes]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Luczkovich]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Ecomorphology of Fishes]]></source>
<year>1995</year>
<page-range>235-61</page-range><publisher-loc><![CDATA[Dordrecht ]]></publisher-loc>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B44">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Winemiller]]></surname>
<given-names><![CDATA[K. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Kelso&#8208;Winemiller]]></surname>
<given-names><![CDATA[L. C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Food habits of tilapiine cichlids of the Upper Zambezi River and floodplain during the descending phase of the hydrologic cycle]]></article-title>
<source><![CDATA[Journal of Fish Biology]]></source>
<year>2003</year>
<volume>63</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>120-8</page-range></nlm-citation>
</ref>
<ref id="B45">
<nlm-citation citation-type="book">
<collab>XLSTAT, A.</collab>
<source><![CDATA[Data analysis and statistics software for Microsoft Excel]]></source>
<year>2013</year>
<publisher-loc><![CDATA[New York, USA ]]></publisher-loc>
<publisher-name><![CDATA[Addinsoft. Retrieved from https://www.xlstat.com/es/]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
