<?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>1870-3453</journal-id>
<journal-title><![CDATA[Revista mexicana de biodiversidad]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Biodiv.]]></abbrev-journal-title>
<issn>1870-3453</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Biología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-34532025000100409</article-id>
<article-id pub-id-type="doi">10.22201/ib.20078706e.2025.96.5584</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[What is Femuros (Cynipidae: Cynipini)?]]></article-title>
<article-title xml:lang="es"><![CDATA[¿Qué es Femuros (Cynipidae: Cynipini)?]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cuesta-Porta]]></surname>
<given-names><![CDATA[Victor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Melika]]></surname>
<given-names><![CDATA[George]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pujade-Villar]]></surname>
<given-names><![CDATA[Juli]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universitat de Barcelona Facultat de Biologia Departament de Biologia Evolutiva, Ecologia i Ciències Ambientals]]></institution>
<addr-line><![CDATA[Barcelona ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,National Food Chain Safety Office Plant Health Diagnostic National Reference Laboratory ]]></institution>
<addr-line><![CDATA[Budapest ]]></addr-line>
<country>Hungary</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<volume>96</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-34532025000100409&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-34532025000100409&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-34532025000100409&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The North American oak gall wasp genus Femuros Kinsey is revised after its re-establishment in 2015. Morphological evidence suggests that only 3 species described by Kinsey belong to this genus:F. repandae Kinsey, F. ocri Kinsey, and F. ruidum Kinsey. The rest of the species are transferred to the genus Andricus Hartig:A. geniale (Kinsey) comb. rev., A. integrum (Kinsey) comb. rev., A. lusum (Kinsey) comb. rev., and A. perfectum (Kinsey) comb. rev. A new species with slightly swollen femora but without an apical lobe and without internal tibial carina is described:A. calvoi sp. nov. We provide descriptions, redescriptions, diagnoses, keys to species, and information on biology, phenology, and distribution.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se revisa el género norteamericano Femuros Kinsey que fue restituido en 2015. Solo 3 especies descritas por Kinsey pertenecen a este género: F. repandae Kinsey, F. ocri Kinsey y F. ruidum Kinsey. El resto de las especies están incluidas en el género Andricus Hartig: A. geniale (Kinsey) comb. rev., A. integrum (Kinsey) comb. rev., A. lusum (Kinsey) comb. rev. yA. perfectum (Kinsey) comb. rev. Se describe una especie nueva con fémures ligeramente hinchados, pero sin lóbulo apical y sin carina tibial interna: A. calvoi sp. nov. Se proporcionan descripciones, redescripciones, diagnosis, una clave para las especies, información sobre biología, fenología y distribución.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Hymenoptera]]></kwd>
<kwd lng="en"><![CDATA[Gall wasp]]></kwd>
<kwd lng="en"><![CDATA[Nearctic]]></kwd>
<kwd lng="en"><![CDATA[Taxonomy]]></kwd>
<kwd lng="es"><![CDATA[Hymenoptera]]></kwd>
<kwd lng="es"><![CDATA[Avispas agalladoras]]></kwd>
<kwd lng="es"><![CDATA[Neártico]]></kwd>
<kwd lng="es"><![CDATA[Taxonomía]]></kwd>
</kwd-group>
</article-meta>
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