Mayflies of the United States
Mayflies of Bay County, Michigan
Species denoted with an asterisk (*) are unconfirmed or dubious records.
Ephemeridae
No Common Name -- (Hexagenia rigida)
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Ephemeridae
No Common Name -- (Hexagenia rigida)
U.S. Department of the Interior | U.S. Geological Survey
URL: http://www.npwrc.usgs.gov/resource/distr/insects/mfly/chklist/states/counties/mi_17.htm
Page Contact Information: npwrc@usgs.gov
Page Last Modified: August 17, 2006