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E. niger may refer to:
Epicrionops niger, a caecilian amphibian species found in Guyana, Venezuela and possibly Brazil
Esox niger, the chain pickerel, a freshwater fish species found along the eastern coast of North America
Topics referred to by the same termThis disambiguation page lists articles associated with the same abbreviated species scientific name. If an internal link led you here, you may wish to change the link to point directly to the intended article.
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Topics referred to by the same termThis disambiguation page lists articles associated with the same abbreviated species scientific name.