<?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>S1870-34532020000100609</article-id>
<article-id pub-id-type="doi">10.22201/ib.20078706e.2020.91.3224</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[On the Mexican ricinuleids: a new species of the genus Pseudocellus (Arachnida: Ricinulei: Ricinoididae) from the cloud forest of Chiapas, Mexico]]></article-title>
<article-title xml:lang="es"><![CDATA[Sobre los ricinúlidos mexicanos: una especie nueva del género Pseudocellus (Arachnida: Ricinulei: Ricinoididae) de bosque de niebla de Chiapas, México]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valdez-Mondragón]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cortez-Roldán]]></surname>
<given-names><![CDATA[Mayra R.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Campuzano-Granados]]></surname>
<given-names><![CDATA[Emmanuel F.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Biología Laboratorio Regional de Biodiversidady Cultivo de Tejidos Vegetales]]></institution>
<addr-line><![CDATA[Santa Cruz Tlaxcala Tlaxcala]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Biología Laboratorio Regional de Biodiversidad y Cultivo de Tejidos Vegetales]]></institution>
<addr-line><![CDATA[Santa Cruz Tlaxcala Tlaxcala]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Biología Departamento de Zoología]]></institution>
<addr-line><![CDATA[México City ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Autónoma de Tlaxcala Centro Tlaxcala de Biología de la Conducta ]]></institution>
<addr-line><![CDATA[Tlaxcala Tlaxcala]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,El Colegio de la Frontera Sur  ]]></institution>
<addr-line><![CDATA[Tapachula de Córdova y Ordoñez Chiapas]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<volume>91</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-34532020000100609&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-34532020000100609&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-34532020000100609&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract A new species of epigean ricinuleid of the genus PseudocellusPlatnick, 1980 is described from a cloud forest of the state of Chiapas, Mexico. The species is described based on adult males and females: Pseudocellus franckei sp. nov. This is the sixth species described from Chiapas, holding the highest number of ricinuleids species for the country. The total number of described species of Pseudocellus from Mexico increases to 19, having the highest number of Ricinulei worldwide.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Una especie nueva de ricinúlido epigeo del género PseudocellusPlatnick, 1980 es descrita de un bosque de niebla del estado de Chiapas, México. La especie es descrita basada en machos y hembras adultos: Pseudocellus franckei sp. nov. Esta es la sexta especie descrita de Chiapas, manteniendo el más alto número de especies de ricinúlidos del país. El número total de especies descritas de Pseudocellus de México se incrementa a 19, teniendo el mayor número de Ricinulei en todo el mundo.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Ricinuleids]]></kwd>
<kwd lng="en"><![CDATA[Taxonomy]]></kwd>
<kwd lng="en"><![CDATA[New species]]></kwd>
<kwd lng="en"><![CDATA[Epigean species]]></kwd>
<kwd lng="es"><![CDATA[Ricinúlidos]]></kwd>
<kwd lng="es"><![CDATA[Taxonomía]]></kwd>
<kwd lng="es"><![CDATA[Especie nueva]]></kwd>
<kwd lng="es"><![CDATA[Especie epigea]]></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[Armas]]></surname>
<given-names><![CDATA[L. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cuatro especies nuevas de Pseudocellus de Cuba (Arachnida: Ricinulei)]]></article-title>
<source><![CDATA[Revista Ibérica de Aracnología]]></source>
<year>2017</year>
<volume>30</volume>
<page-range>87-99</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Armas]]></surname>
<given-names><![CDATA[L.F.]]></given-names>
</name>
<name>
<surname><![CDATA[Agreda]]></surname>
<given-names><![CDATA[E.O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Una nueva especie de Pseudocellus (Ricinulei: Ricinoididae) del suroeste de Guatemala]]></article-title>
<source><![CDATA[Revista Ibérica de Aracnología]]></source>
<year>2016</year>
<volume>28</volume>
<page-range>79-83</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Botero-Trujillo]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Flórez]]></surname>
<given-names><![CDATA[D. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Two new ricinuleid species from Ecuador and Colombia belonging to the peckorum species-group of Cryptocellus Westwood (Arachnida, Ricinulei)]]></article-title>
<source><![CDATA[Zootaxa]]></source>
<year>2017</year>
<volume>4286</volume>
<page-range>483-98</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Botero-Trujillo]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[G. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new species of Cryptocellus (Arachnida, Ricinulei) from northwestern Colombia]]></article-title>
<source><![CDATA[Journal of Arachnology]]></source>
<year>2008</year>
<volume>36</volume>
<page-range>468-171</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Botero-Trujillo]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[G. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new species of Cryptocellus (Arachnida, Ricinulei) from the Kófan Territory in southwestern Colombia]]></article-title>
<source><![CDATA[Zootaxa]]></source>
<year>2009</year>
<volume>2050</volume>
<page-range>56-64</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Botero-Trujillo]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Valdez-Mondragón]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A remarkable new species of the magnus species-group of Cryptocellus (Arachnida, Ricinulei) from Ecuador, with observations on the taxonomy of the New World genera]]></article-title>
<source><![CDATA[Zootaxa]]></source>
<year>2016</year>
<volume>4107</volume>
<page-range>321-37</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cooke]]></surname>
<given-names><![CDATA[J. A. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Shadab]]></surname>
<given-names><![CDATA[M. U.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[New and little known ricinuleids of the genus Cryptocellus (Arachnida, Ricinulei)]]></article-title>
<source><![CDATA[American Museum Novitates]]></source>
<year>1973</year>
<volume>2530</volume>
<page-range>1-25</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gertsch]]></surname>
<given-names><![CDATA[W. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Three new Ricinuleids from Mexican caves (Arachnida, Ricinulei)]]></article-title>
<source><![CDATA[Bulletin of the Association for Mexican Cave Studies]]></source>
<year>1971</year>
<volume>4</volume>
<page-range>127-35</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Harvey]]></surname>
<given-names><![CDATA[M. S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Catalogue of the smaller Arachnid orders of the World]]></source>
<year>2003</year>
<publisher-loc><![CDATA[Collinwood, Victoria, Australia ]]></publisher-loc>
<publisher-name><![CDATA[CSIRO Publishing]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naskrecki]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new ricinuleid of the genus Ricinoides Ewing (Arachnida, Ricinulei) from Ghana]]></article-title>
<source><![CDATA[Zootaxa]]></source>
<year>2008</year>
<volume>1698</volume>
<page-range>57-64</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Penney]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Marusik]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Wheater]]></surname>
<given-names><![CDATA[C. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Langan]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[First Gambian Ricinulei (Arachnida: Ricinoididae): northernmost African record for the order]]></article-title>
<source><![CDATA[Zootaxa]]></source>
<year>2009</year>
<volume>2021</volume>
<page-range>66-8</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pinto-da Rocha]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Andrade]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new Cryptocellus (Arachnida: Ricinulei) from Eastern Amazonia]]></article-title>
<source><![CDATA[Zoologia]]></source>
<year>2012</year>
<volume>29</volume>
<page-range>474-8</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pittard]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Mitchell]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Comparative morphology of the life stages of Cryptocellus pelaezi (Arachnida, Ricinulei)]]></source>
<year>1972</year>
<volume>1</volume>
<page-range>1-77</page-range><publisher-name><![CDATA[Texas Tech University]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Platnick]]></surname>
<given-names><![CDATA[N. I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[On the phylogeny of Ricinulei]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Gruber]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Internationalen Arachnologen-Kongress]]></source>
<year>1980</year>
<volume>8</volume>
<page-range>349-53</page-range><publisher-loc><![CDATA[Wien ]]></publisher-loc>
<publisher-name><![CDATA[H. Egermann]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Selden]]></surname>
<given-names><![CDATA[P. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Revision ofthe fossil ricinuleids]]></article-title>
<source><![CDATA[Transactions of the Royal Society of Edinburgh: Earth Sciences]]></source>
<year>1992</year>
<volume>83</volume>
<page-range>595-634</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Teruel]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Armas]]></surname>
<given-names><![CDATA[L. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nuevo Pseudocellus Platnick 1980 de Cuba oriental y nuevos registros de Pseudocellus paradoxus (Cooke 1972) (Ricinulei: Ricinoididae)]]></article-title>
<source><![CDATA[Boletín de la Sociedad Entomológica Aragonesa]]></source>
<year>2008</year>
<volume>43</volume>
<page-range>29-33</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tourinho]]></surname>
<given-names><![CDATA[A. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Azevedo]]></surname>
<given-names><![CDATA[C. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new Amazonian Cryptocellus Westwood (Arachnida, Ricinulei)]]></article-title>
<source><![CDATA[Zootaxa]]></source>
<year>2007</year>
<volume>1540</volume>
<page-range>55-60</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tourinho]]></surname>
<given-names><![CDATA[A. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Lo Man-Hung]]></surname>
<given-names><![CDATA[N. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Bonaldo]]></surname>
<given-names><![CDATA[A. B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new species of Ricinulei of the genus Cryptocellus Westwood (Arachnida) from northern Brazil]]></article-title>
<source><![CDATA[Zootaxa]]></source>
<year>2010</year>
<volume>2684</volume>
<page-range>63-8</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tourinho]]></surname>
<given-names><![CDATA[A. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Lo Man-Hung]]></surname>
<given-names><![CDATA[N. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Salvatierra]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new Amazonian species of Cryptocellus (Arachnida, Ricinulei), with descriptions of its integumental structures and all free-living life stages]]></article-title>
<source><![CDATA[Zootaxa]]></source>
<year>2014</year>
<volume>3814</volume>
<page-range>81-95</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tourinho]]></surname>
<given-names><![CDATA[A. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Saturnino]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[On the Cryptocellus peckorum and Cryptocellus adisi groups, and description of a new species of Cryptocellus from Brazil (Arachnida: Ricinulei)]]></article-title>
<source><![CDATA[Journal of Arachnology]]></source>
<year>2010</year>
<volume>38</volume>
<page-range>425-32</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tuxen]]></surname>
<given-names><![CDATA[S. L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The African genus Ricinoides (Arachnida, Ricinulei)]]></article-title>
<source><![CDATA[Journal of Arachnology]]></source>
<year>1974</year>
<volume>1</volume>
<page-range>85-106</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Valdez-Mondragón]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Francke]]></surname>
<given-names><![CDATA[O. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Four new species of the genus Pseudocellus (Arachnida: Ricinulei: Ricinoididae) from Mexico]]></article-title>
<source><![CDATA[Journal of Arachnology]]></source>
<year>2011</year>
<volume>39</volume>
<page-range>365-77</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Valdez-Mondragón]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Francke]]></surname>
<given-names><![CDATA[O. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Two new species of ricinuleids of the genus Pseudocellus (Arachnida: Ricinulei: Ricinoididae) from southern Mexico]]></article-title>
<source><![CDATA[Zootaxa]]></source>
<year>2013</year>
<volume>3635</volume>
<page-range>545-56</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Valdez-Mondragón]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Francke]]></surname>
<given-names><![CDATA[O. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Botero-Trujillo]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[New morphological data for the order Ricinulei with the description of two new species of Pseudocellus (Arachnida: Ricinulei: Ricinoididae) from Mexico]]></article-title>
<source><![CDATA[Journal of Arachnology]]></source>
<year>2018</year>
<volume>46</volume>
<page-range>114-32</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wunderlich]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[New extinct taxa of the arachnid order Ricinulei, based on new fossils preserved in Mid Cretaceous Burmese amber]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Wunderlich]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Beiträge zur Araneologie 10: Spinnen des erdmittelalters]]></source>
<year>2017</year>
<page-range>48-71</page-range><publisher-loc><![CDATA[Germany ]]></publisher-loc>
<publisher-name><![CDATA[Joerg Wunderlich, Hirschberg]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
