|  | site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | 
| A | city of  São Paulo (San Paulo), Brazil | 901 
  map | prior to 1945 |  |  |  | freshwater | rotifers in the intestine.  silt of the Tieté River (bairro da Vila Maria), in the outskirts of São Paulo. | Marcus Er (1945): 1, 2, 58 | 
| B | Mountain Lake, Virginia, USA | 1609 
  map | 1938 or earlier | type locality |  |  | freshwater | collected in large numbers from two springs in the region of the Mountain Lake Biological Station, at elevations of 3700 and 3900 feet (temp 42 degrees F and 46 degrees F). | Nuttycombe JW, Waters AJ (1938): 269 | 
| C | Southeastern New York State, USA | 2196 
  map | prior to 1987 |  |  |  | freshwater | 10 specimens from stream surface sediments, 9 specimens from interstitial waters, and 6 specimens from springs. | Kolasa J, Strayer D, Bannon-O'Donnell E (1987): 127 | 
| D | Water channel, between Lake Mangueira and Lake Nicola, Brazil | 7744 
  map | Oct 9, 2018 |  |  |  |  |  | Reyes J,  Binow D, Vianna RT, Brusa S, Martins SE (2021): 7 |