Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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Mayflies (Ephemeroptera)
Kondratieff B.C., ed. (2000-) Mayflies of the United States
[cite:889604]
Distribution maps
are extremely helpful, although
limited to the conterminous United States
http://www.npwrc.usgs.gov/resource/distr/insects/mfly/index.htm
Contributed by
v belov
on 1 February, 2014 - 3:54pm
site's gone AWOL
not found at this URL or by Google search
…
Steve Scholnick
, 7 November, 2016 - 9:54pm
usgs dropped support for many precious web resources
…
v belov
, 7 November, 2016 - 10:16pm
fortunately,
we have the Wayback Machine
https://web.archive.org/web/20011116095118/http://www.npwrc.usgs.gov:80/resource/distr/insects/mfly/mflyusa.htm
…
Steve Scholnick
, 23 September, 2018 - 6:13pm