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        <datestamp>2026-09-18T17:26:48Z</datestamp>
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          <dc:title>&lt;p&gt;Data matrix for the geometric morphometric analysis of &lt;i&gt;Astyanax&lt;/i&gt; species.&lt;/p&gt;</dc:title>
          <dc:creator>Edna Judith Márquez (10352592)</dc:creator>
          <dc:creator>Kevin León García-Castro (18405387)</dc:creator>
          <dc:creator>Daniela Ramírez Álvarez (25073149)</dc:creator>
          <dc:creator>Carlos DoNascimiento (25073152)</dc:creator>
          <dc:subject>Genetics</dc:subject>
          <dc:subject>Evolutionary Biology</dc:subject>
          <dc:subject>Environmental Sciences not elsewhere classified</dc:subject>
          <dc:subject>Ecology</dc:subject>
          <dc:subject>Biological Sciences not elsewhere classified</dc:subject>
          <dc:subject>recent bottleneck events</dc:subject>
          <dc:subject>neotropical basins play</dc:subject>
          <dc:subject>morphological patterns ranged</dc:subject>
          <dc:subject>ecological threats posed</dc:subject>
          <dc:subject>displaying intermediate traits</dc:subject>
          <dc:subject>crucial ecological role</dc:subject>
          <dc:subject>complex evolutionary history</dc:subject>
          <dc:subject>65 %) underscore</dc:subject>
          <dc:subject>maracaibo lake basin</dc:subject>
          <dc:subject>whose abundant populations</dc:subject>
          <dc:subject>geometric morphometric analyses</dc:subject>
          <dc:subject>cryptic diversity within</dc:subject>
          <dc:subject>cryptic diversity</dc:subject>
          <dc:subject>phylogenetic analyses</dc:subject>
          <dc:subject>morphometric evidence</dc:subject>
          <dc:subject>magdalena basin</dc:subject>
          <dc:subject>widely distributed</dc:subject>
          <dc:subject>viejita &lt;/</dc:subject>
          <dc:subject>unresolved clade</dc:subject>
          <dc:subject>trophic level</dc:subject>
          <dc:subject>study suggests</dc:subject>
          <dc:subject>studied area</dc:subject>
          <dc:subject>strongly supported</dc:subject>
          <dc:subject>streamlined shape</dc:subject>
          <dc:subject>statistical support</dc:subject>
          <dc:subject>robust profile</dc:subject>
          <dc:subject>river connectivity</dc:subject>
          <dc:subject>rag2 &lt;/</dc:subject>
          <dc:subject>population genetics</dc:subject>
          <dc:subject>phenotypic differentiation</dc:subject>
          <dc:subject>permutation tests</dc:subject>
          <dc:subject>nuclear (&lt;</dc:subject>
          <dc:subject>mitochondrial (&lt;</dc:subject>
          <dc:subject>microlepis &lt;/</dc:subject>
          <dc:subject>lower sections</dc:subject>
          <dc:subject>localized differences</dc:subject>
          <dc:subject>ituango dam</dc:subject>
          <dc:subject>hydroelectric dams</dc:subject>
          <dc:subject>high values</dc:subject>
          <dc:subject>heightened due</dc:subject>
          <dc:subject>head length</dc:subject>
          <dc:subject>habitat loss</dc:subject>
          <dc:subject>genetic status</dc:subject>
          <dc:subject>formerly designated</dc:subject>
          <dc:subject>fin placement</dc:subject>
          <dc:subject>fasciatus &lt;/</dc:subject>
          <dc:subject>distinct morphospecies</dc:subject>
          <dc:description>&lt;p&gt;The table provides the unique specimen identifier (Sample ID), the assigned genetic lineage or group (Genetic stock), and the two-dimensional raw coordinates (x, y) derived from the anatomical landmarks digitized for body shape evaluation.&lt;/p&gt; &lt;p&gt;(XLSX)&lt;/p&gt;</dc:description>
          <dc:date>2026-09-18T17:26:46Z</dc:date>
          <dc:type>Dataset</dc:type>
          <dc:type>Dataset</dc:type>
          <dc:identifier>10.1371/journal.pone.0347004.s002</dc:identifier>
          <dc:relation>https://figshare.com/articles/dataset/_p_Data_matrix_for_the_geometric_morphometric_analysis_of_i_Astyanax_i_species_p_/33937660</dc:relation>
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