site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
---|---|---|---|---|---|---|---|---|---|
A | Illinois, Iowa, Wisconsin, Minnesota, Mississippi Basin, USA | 1428 map | 1915-1917 | default type | mud, algae | freshwater | several locations in the Mississippi study area. No location specified. | Higley R (1918): 12-17, 49 |