<?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>1026-8774</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias geológicas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. cienc. geol]]></abbrev-journal-title>
<issn>1026-8774</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Geología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1026-87742005000300419</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Foraminíferos planctónicos en diques clásticos inyectados en la secuencia miocénica del borde occidental de la Cuenca Salina del Istmo]]></article-title>
<article-title xml:lang="en"><![CDATA[Planctonic foraminifera in clastic dikes injected into the Miocene sequence at the western edge of the Salina del Istmo Basin]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosales-Domínguez]]></surname>
<given-names><![CDATA[María del Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Grajales-Nishimura]]></surname>
<given-names><![CDATA[José Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carreño]]></surname>
<given-names><![CDATA[Ana Luisa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Petróleo  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Geología ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2005</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2005</year>
</pub-date>
<volume>22</volume>
<numero>3</numero>
<fpage>419</fpage>
<lpage>428</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1026-87742005000300419&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1026-87742005000300419&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1026-87742005000300419&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Las rocas siliciclásticas miocénicas del borde occidental de la Cuenca Salina del Istmo se caracterizan por una sucesión monótona de capas de marga, arena y arenisca, con esporádicas intercalaciones de toba. En cuatro localidades de los alrededores de Sayula, en el sur del Estado de Veracruz, esta sucesión sedimentaria está intrusionada por diques clásticos de constitución arenosa, que contienen clastos de marga inmersos del tamaño de las gravas. El espesor de los diques varía de 35 a 110 cm. Es la primera ocasión que se reportan microfósiles en intrusiones de este tipo para esta parte del sur de México. El análisis detallado de los foraminíferos planctónicos encontrados en la arena de los diques y en los clastos de marga, así como en las capas intrusionadas, permitió inferir que las masas arenosas edad oligocénica de la microfauna encontrada en los clastos de los diques (Globorotalia opima opima, Globigerina gortanii y G. ciperoensis s.l., entre otros) y la edad miocénica de las capas intrusionadas que contienen Globorotalia, G. mayeri, Catapsydrax dissimilis y C. conjuntamente con los espesores conocidos de las rocas del Oligoceno y Mioceno en el subsuelo de la localidad, se interpreta que las inyecciones clásticas atravesaron, por lo menos, una columna de 900m de espesor. De acuerdo al ambiente geológico de la localidad estudiada, la inyección de los diquesarenosos se atribuye a descompresión súbita de material arenoso no consolidado inducida por procesostectónicos y su subsecuente movilización a través de planos de debilidad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Miocene siliciclastic rocks of the western margin of the margin of the Salina del Istmo Basin are characterized by a monotonous succesion of marl, sand and sandstone beds, with a few interbedded tuffaceous horizons. In four localicities around Sayula, southern Veracruz State, this sedimentary succesion is intruded by 35 to 110 cm wide sandy clastic dykes that contain marly clasts. Microfossils in this type of intrusion are reported here for the first time in this part of southern Mexico. Detailed studies of planktonic foraminifera found within the sandy material, the marly clasts embedded in the dykes, and the intruded beds allow the interference that the intrusive event was injected from lower stratigraphic levels up to the surface. Considering the Oligocene age of the microfossils found in the clasts (e.g., Globorotalia opima opima, Globigerina gortanii and G. ciperoensis s.l., among others), and the Miocene age of the intruded beds containing Globorotalia foshi peripheroronda, G. Mayeri, Catapsydrax dissmisilis and C. stainforthi, as well as the known thicknesses of Oligocene and Miocene rocks in the subsurface, it is interpreted that the clastic injections intruded an approximately 900m thick stratigraphic column. Because of the geologic and tecnotic setting at the locality, the intrusive event is attributed to a rapid loss of pressure in the sandy unconsolidated material, induced by tectonic processes, and its subsequent mobilization along planes of weakness.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[foraminíferos]]></kwd>
<kwd lng="es"><![CDATA[diques clásticos]]></kwd>
<kwd lng="es"><![CDATA[Oligoceno]]></kwd>
<kwd lng="es"><![CDATA[Mioceno]]></kwd>
<kwd lng="es"><![CDATA[Cuenca Salina del Istmo]]></kwd>
<kwd lng="es"><![CDATA[México]]></kwd>
<kwd lng="en"><![CDATA[foraminifera]]></kwd>
<kwd lng="en"><![CDATA[clastic dykes]]></kwd>
<kwd lng="en"><![CDATA[Oligocene]]></kwd>
<kwd lng="en"><![CDATA[Miocene]]></kwd>
<kwd lng="en"><![CDATA[Salina del Istmo basin]]></kwd>
<kwd lng="en"><![CDATA[Mexico]]></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[Aguilera]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Naturally Fractured Reservoirs]]></source>
<year>1995</year>
<edition>2a</edition>
<page-range>521</page-range><publisher-loc><![CDATA[Tulsa, Oklahoma ]]></publisher-loc>
<publisher-name><![CDATA[PennWell Books]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Berggren]]></surname>
<given-names><![CDATA[W.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Kent]]></surname>
<given-names><![CDATA[D.V.]]></given-names>
</name>
<name>
<surname><![CDATA[Swisher]]></surname>
<given-names><![CDATA[C.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Aubry]]></surname>
<given-names><![CDATA[M-P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A Revised Cenozoic Geochronology and Chronostratigraphy]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Bergrren]]></surname>
<given-names><![CDATA[W.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Kent]]></surname>
<given-names><![CDATA[D.V.]]></given-names>
</name>
<name>
<surname><![CDATA[Aubry]]></surname>
<given-names><![CDATA[M-P.]]></given-names>
</name>
<name>
<surname><![CDATA[Hardenbol]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Society for Sedimentary Geology, SEPM Special Publication]]></source>
<year>1995</year>
<volume>54</volume>
<page-range>129-212</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cabrera-Castro]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Lugo-Rivera]]></surname>
<given-names><![CDATA[J.E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estratigrafía-Sedimentología de las Cuencas Terciarias]]></article-title>
<source><![CDATA[Boletín de la Asociación Mexicana de Geólogos Petroleros]]></source>
<year>1988</year>
<volume>36</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>3-55</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Carfantan]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Du Systeme Cordillérain Nord-Américain du Domaine Caraibe: Etude Géologique du Mexique Meridional]]></source>
<year>1986</year>
<page-range>558</page-range><publisher-loc><![CDATA[Chambéry, Université de Savoir ]]></publisher-loc>
<publisher-name><![CDATA[Mémoire de Thése de Doctorat d´Etat des Sciences]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guzmán]]></surname>
<given-names><![CDATA[A.E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estado de la Exploración Petrolera en México]]></article-title>
<source><![CDATA[Boletín de la Asociación Mexicana de Geólogos Petroleros]]></source>
<year>1999</year>
<volume>48</volume>
<numero>1-2</numero>
<issue>1-2</issue>
<page-range>16-42</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hiscott]]></surname>
<given-names><![CDATA[R.N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Clastic sills and dikes associated with deep-water sandstones, Tourelle Formation, Ordovician, Quebec]]></article-title>
<source><![CDATA[Journal of Sedimentary Petrology]]></source>
<year>1979</year>
<volume>49</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-10</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jennette]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Wawrzyniec]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Fouad]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Dunlap]]></surname>
<given-names><![CDATA[D.B.]]></given-names>
</name>
<name>
<surname><![CDATA[Meneses-Rocha]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trapsand tubidite reservoir characteristics from a complex and evolving tectonic setting, Veracruz Basin, southeastern Mexico]]></article-title>
<source><![CDATA[American Association of Petroleum Geologists]]></source>
<year>2003</year>
<volume>87</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>1599-622</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grimaldo]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Muñoz]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrera]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Williams-Rojas]]></surname>
<given-names><![CDATA[C.T.]]></given-names>
</name>
<name>
<surname><![CDATA[Escamilla-Herrera]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Traps and turbidite reservoir charac-teristics from a complex and evolving tectonic setting, Veracruz Basin, southeastern Mexico]]></article-title>
<source><![CDATA[American Association of Petroleum Geologists]]></source>
<year>2003</year>
<volume>87</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>1599-622</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jenssen]]></surname>
<given-names><![CDATA[A.I.]]></given-names>
</name>
<name>
<surname><![CDATA[Bergslien]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Rye-Larsen]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Lindholm]]></surname>
<given-names><![CDATA[R.M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Origin of complex mound geometry of Paleocene submarine-fan reservoirs, Balder Field, Norway]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Parker]]></surname>
<given-names><![CDATA[R.J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Petroleum Geology of Northwest Europe, Proceedings of the 4th Conference]]></source>
<year>1993</year>
<page-range>123-33</page-range><publisher-name><![CDATA[Geological Society of London]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jolly]]></surname>
<given-names><![CDATA[R.J.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Lonergan]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mechanisms and controls on the for-mation of sand intrusions]]></article-title>
<source><![CDATA[Journal of the Geological Society of London]]></source>
<year>2002</year>
<volume>159</volume>
<page-range>605-17</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lonergan]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[H.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Cartwright]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Jolly]]></surname>
<given-names><![CDATA[R.J.H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Remobilisation and injection in deepwater depositional systems; implications for reservoir architecture and prediction]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Weimer]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Slatt]]></surname>
<given-names><![CDATA[R.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Coleman J.]]></surname>
<given-names><![CDATA[Rosen]]></given-names>
</name>
<name>
<surname><![CDATA[N.C.]]></surname>
<given-names><![CDATA[Nelson]]></given-names>
</name>
<name>
<surname><![CDATA[H.]]></surname>
<given-names><![CDATA[Bouma A.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Styzen]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Lawrence]]></surname>
<given-names><![CDATA[D.T.]]></given-names>
</name>
</person-group>
<source><![CDATA[Deep Water Reservoirs of the World, 20th Annual Bob F. Perkins Research Conference]]></source>
<year>2000</year>
<page-range>515-32</page-range><publisher-loc><![CDATA[Houston, TX, Society for Sedimentary Geology, Gulf Coast Section ]]></publisher-loc>
<publisher-name><![CDATA[GCSSEPM Foundation]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López-Ticha]]></surname>
<given-names><![CDATA[C.D.]]></given-names>
</name>
</person-group>
<source><![CDATA[Prospecto Tonalapa San Juan Evangelista]]></source>
<year>1976</year>
<numero>703</numero>
<issue>703</issue>
<page-range>1-32</page-range><publisher-loc><![CDATA[Petróleos Mexicanos, Zona Sur ]]></publisher-loc>
<publisher-name><![CDATA[Informe Geológico]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lowe]]></surname>
<given-names><![CDATA[D.R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Water escape in coarse-grained sediments]]></article-title>
<source><![CDATA[Sedimentology]]></source>
<year>1975</year>
<volume>22</volume>
<page-range>157-204</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Molyneux]]></surname>
<given-names><![CDATA[S.J.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Cartwright]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Lonergan]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Large scale deepwater sediment remobilization: examples from North Sea 3D seismic and outcrop]]></article-title>
<source><![CDATA[Rock the Foundation Convention, Calgary, Alberta, Junio 18-22]]></source>
<year>2001</year>
<publisher-name><![CDATA[Canadian Society of Petroleum Geologists]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Navarro-Baca]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Interpretación Geológico-Geofísica de la Región Sal Somera, Estado de Veracruz]]></source>
<year>1990</year>
<page-range>84</page-range><publisher-loc><![CDATA[México, D.F. ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Ingeniería]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nicolás-López]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Robles-Nolasco]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Prospecto Hoja Minatitlán, escala 1:250,000, Informe 1113, Plano 8388]]></source>
<year>1990</year>
<publisher-name><![CDATA[Petróleos Mexicanos, Zona Sur, Coordinación Regional de Distritos de Exploración]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Oviedo-Pérez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Evolución neógena de las cuencas terciarias del Sureste]]></source>
<year>1996</year>
<page-range>91</page-range><publisher-loc><![CDATA[México, D.F. ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Ingeniería]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Paz-Ávila]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Modelo tectónico sedimentario del proyecto Papaloapan &#8220;B&#8221; del Activo de Exploración Salina]]></article-title>
<source><![CDATA[Revista de Ingeniería Petrolera]]></source>
<year>1998</year>
<volume>38</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>48-63</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Quezada-Muñetón]]></surname>
<given-names><![CDATA[J.M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[El Cretácico Medio-Superior y el Límite Cretácico Superior-Terciario Inferior en la Sierra de Chiapas]]></article-title>
<source><![CDATA[Boletín de la Asociación Mexicana de Geólogos Petroleros]]></source>
<year>1987</year>
<volume>39</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>3-98</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reimnitz]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Marshall]]></surname>
<given-names><![CDATA[N.F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of the Alaska earthquake and tsunami on recent deltaic sediments]]></article-title>
<source><![CDATA[Journal of Geophysical Research]]></source>
<year>1965</year>
<volume>70</volume>
<page-range>2363-76</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shoulders]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Cartwright]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Constraining the depth and timing of large-scale conical sandstone intrusions]]></article-title>
<source><![CDATA[Geology]]></source>
<year>2004</year>
<volume>32</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>661-4</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Truswell]]></surname>
<given-names><![CDATA[J.F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sandstone sheets and related intrusions from Coffee Bay, South Africa]]></article-title>
<source><![CDATA[Journal of Sedimentary Petrology]]></source>
<year>1972</year>
<volume>42</volume>
<page-range>578-83</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Winslow]]></surname>
<given-names><![CDATA[M.A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Clastic dike swarms and the structural evolution of the foreland fold and thrust belt of the southern Andes]]></article-title>
<source><![CDATA[Geological Society of America Bulletin]]></source>
<year>1983</year>
<volume>94</volume>
<page-range>1073-80</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
