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269.r53269 g nigrinoda nigrinoda p d jpg
Museum of Comparative Zoology, Harvard University   cc-by-nc-sa-3.0

Graptemys nigrinoda (Black-knobbed map turtle) is a species of turtle in the family Emydidae. It is found in the Nearctic.

  • URI: https://www.wikidata.org/entity/Q737742
  • Definition: one of the eight terrestrial ecozones constituting the Earth's land surface
  • Attribution: https://commons.wikimedia.org/wiki/File:Ecozone_Nearctic.svg
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EOL has data for 8 attributes, including: