Ephoron nigridorsum (Tshernova 1934)

Ephoron nigridorsum is a species of mayflies in the family pale burrower mayflies.

EOL has data for 2 attributes, including:

geographic distribution includes
- URI: http://eol.org/schema/terms/Present
- Definition: This organism is known to be present in this location or region. Not exclusive; other regions may also be reported.
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"Belarus, Czech Republic, Moldova, Poland, Romania, Ukraine"