Collecting site
Wetzels Spring, Glover-Archbold Park, Washington, District of Columbia, USA
latitude: 38.912998     38°54'46.79"N
longitude: -77.085999     77°5'9.6"W
[Precision of location: Alexandria Digital Library (with USGS GNIS data)] 
[Site Named Here by name of site (or city, etc.)] 
Collected here:
| Phagocata gracilis (Haldeman, 1840) | Oct 6, 1969 |  | stone | 3 specimens under stones, some mature.  Wetzels Spring, near west border of Glover-Archbold Park.  Clear water, Temperature 13.6 degrees C. | 
| Phagocata morgani (Stevens & Boring, 1906) | Oct 6, 1969 |  |  | near west border of park, clear water, temperature 13.6 degrees C. |