Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
268628
| CT | | Connecticut River drainage | 1986 |
01080205
| Outlet Connecticut River | established |
268627
| CT | | Housatonic River drainage | 1986 |
01100005
| Housatonic | established |
268629
| CT | | Thames drainage | 1986 |
01100003
| Thames | established |
30968
| CT | | state non-specific | 1880 |
01000000
| New England Region | collected |
30926
| CT | | state non-specific | 1992 |
01000000
| New England Region | established |
30969
| CT | Litchfield | East Twin Lakes, Salibury | 1935 |
01100005
| Housatonic | failed |
30876
| CT | Litchfield | East Twin Lakes, Salibury | 1936 |
01100005
| Housatonic | established |