<?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>1405-3322</journal-id>
<journal-title><![CDATA[Boletín de la Sociedad Geológica Mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Bol. Soc. Geol. Mex]]></abbrev-journal-title>
<issn>1405-3322</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Geológica Mexicana A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-33222016000100001</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[A New Species of Mayfly, Maccaffertium annae sp. nov. (Ephemeroptera: Heptageniidae) from Mexican Amber (Miocene)]]></article-title>
<article-title xml:lang="es"><![CDATA[Una nueva especie de efemeróptero, Maccaffertium annae sp. nov. (Ephemeroptera: Heptageniidae) en ámbar mexicano (Mioceno)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Macadam]]></surname>
<given-names><![CDATA[Craig R.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ross]]></surname>
<given-names><![CDATA[Andrew J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Buglife - The Invertebrate Conservation Trust  ]]></institution>
<addr-line><![CDATA[Scotland ]]></addr-line>
<country>UK</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,National Museum of Scotland  ]]></institution>
<addr-line><![CDATA[Scotland ]]></addr-line>
<country>UK</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2016</year>
</pub-date>
<volume>68</volume>
<numero>1</numero>
<fpage>1</fpage>
<lpage>5</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-33222016000100001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-33222016000100001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-33222016000100001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Maccaffertium annae sp. n. is described in the Mexican amber of early Miocene age. It constitutes the first species of mayfly (Ephemeroptera), the first record of the family Heptageniidae to be described from this amber, and also the first fossil record of the genus Maccaffertium . The species is represented by male and female imagos in one piece of amber.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Maccaffertium annae sp. n. se describe en el ámbar mexicano del Mioceno temprano. Constituye la primera especie de efímera (Ephemeroptera), el primer registro de la familia Heptageniidae que se ha descrito de este ámbar, y el primer registro fósil del género Maccaffertium. La especie está representada por imagos masculinos y femeninos en una pieza de ámbar.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Amber]]></kwd>
<kwd lng="en"><![CDATA[Ephemeroptera]]></kwd>
<kwd lng="en"><![CDATA[Maccaffertium]]></kwd>
<kwd lng="en"><![CDATA[Miocene]]></kwd>
<kwd lng="en"><![CDATA[Mexico]]></kwd>
<kwd lng="es"><![CDATA[ámbar]]></kwd>
<kwd lng="es"><![CDATA[Ephemeroptera]]></kwd>
<kwd lng="es"><![CDATA[Maccaffertium]]></kwd>
<kwd lng="es"><![CDATA[Mioceno]]></kwd>
<kwd lng="es"><![CDATA[México]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="">
<person-group person-group-type="author">
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</name>
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</name>
</person-group>
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</nlm-citation>
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</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mexican amber]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Penney]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
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</nlm-citation>
</ref>
</ref-list>
</back>
</article>
