| site | map | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|---|
| A | near New Market, Virginia, USA | map | 1677 | 1938 or earlier | freshwater | Nuttycombe JW, Waters AJ (1938): 254 | ||||
| B | Bulloch County, Georgia, USA | map | 1684 | 1938 or earlier | freshwater | Nuttycombe JW, Waters AJ (1938): 254 |
map all 2 distribution points.