<?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>0256-7024</journal-id>
<journal-title><![CDATA[Revista Geológica de América Central]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Geol. Amér. Central]]></abbrev-journal-title>
<issn>0256-7024</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0256-70242022000100052</article-id>
<article-id pub-id-type="doi">10.15517/rgac.v66i0.49759</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Nuevos registros de Otodontidae Glickman 1964B (Chondrichthyes) para el sur de la Península de Nicoya, Puntarenas, Costa Rica]]></article-title>
<article-title xml:lang="en"><![CDATA[New records of Otodontidae Glickman 1964B (Chondrichthyes) from Southern Nicoya Peninsula, Puntarenas, Costa Rica]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Laurito]]></surname>
<given-names><![CDATA[César A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valerio]]></surname>
<given-names><![CDATA[Ana L.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Calvo]]></surname>
<given-names><![CDATA[Cristian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Museo Nacional de Costa Rica (MNCR)  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Museo Nacional de Costa Rica (MNCR) Departamento de Historia Natural ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Museo Nacional de Costa Rica (MNCR)  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<numero>66</numero>
<fpage>52</fpage>
<lpage>66</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0256-70242022000100052&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0256-70242022000100052&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0256-70242022000100052&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El género Otodus y sus especies han sido registradas en el sur de América Central desde el Eoceno, sus restos están asociadas a sedimentos calcáreos o clásticos propios de ambientes sublitorales y neríticos internos. Una de esas formaciones geológicas es la Fm. Santa Teresa con un rango de edad Mioceno Medio - Plioceno Inferior, aflorante en la margen pacífica y las partes altas del extremo sur de la Península de Nicoya, donde se habían reportado y descrito con anterioridad una serie de hallazgos de Otodus (Megaselachus) chubutensis y Otodus (Megaselachus) megalodon. A lo largo de varias décadas, restos dentales asociados al género Otodus se han venido registrando en el Sur de la península de Nicoya, algunos constituyen hallazgos fortuitos y algunos incluso fuera de contexto geológico. Sin embargo, las ubicaciones dadas por las personas que hicieron los hallazgos, permiten establecer con algún grado de certeza las unidades sedimentarias de donde las muestras procedían, permitiéndonos incrementar el conocimiento, abundancia y diversidad del registro fósil de estos tiburones gigantes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The Otodus genus and its species have been recorded in Southern Central America since the Eocene epoch, its remains are associated with calcareous or clastic sediments typical of sublitoral or inner neritic environments. One of these geological formations is Santa Teresa Fm. with a Middle Miocene to Lower Pliocene age range, outcropping in the Pacific margin and the elevated parts at the southern end of the Nicoya Peninsula, where a series of finds of Otodus (Megaselachus) chubutensis and Otodus (Megaselachus) megalodon had been previously reported. Over several decades, dental remains associated with Otodus genus have been recorded at Southern Nicoya Peninsula, fortuitous finds, some of them without direct geological context. However, the locations given by the people who made the findings, allow us to establish with some degree of certainty the sedimentary units from which the samples came, allowing us to increase the knowledge of the abundance and diversity of the fossil record of these giant sharks.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Otodus (Megaselachus) chubutensis]]></kwd>
<kwd lng="es"><![CDATA[Otodus (Megaselachus) megalodon]]></kwd>
<kwd lng="es"><![CDATA[Formación Santa Teresa]]></kwd>
<kwd lng="es"><![CDATA[Mioceno Medio - Plioceno Inferior]]></kwd>
<kwd lng="es"><![CDATA[Costa Rica]]></kwd>
<kwd lng="en"><![CDATA[Otodus (Megaselachus) chubutensis]]></kwd>
<kwd lng="en"><![CDATA[Otodus (Megaselachus) megalodon]]></kwd>
<kwd lng="en"><![CDATA[Santa Teresa Formation]]></kwd>
<kwd lng="en"><![CDATA[Middle Miocene - Lower Pliocene]]></kwd>
<kwd lng="en"><![CDATA[Costa Rica]]></kwd>
</kwd-group>
</article-meta>
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