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East Edsall Road, Fairfax County, Virginia, USA
approximate location of a spring.
latitude: 38.807098
longitude: -77.141502
Precision of location: Gauged from chart or map
Site Named Here: By name of site (or city, etc.)
| Sphalloplana subtilis | Mar-Aug, 1973 | is known only from a spring on East Edsall Road, Fairfax County, Virginia, close to the Alexandria city line. | ||
| Speophila holsingeri | Mar-Aug, 1973 | 80 specimens were collected from a spring on East Edsall Road, Fairfax County, Virginia, close to the Alexandria city line. Also S. subtilis. | ||
| Speophila holsingeri | May 23, 1965 | 2 specimens, both mature, were collected first by Dr. J.R. Holsinger. |