Members of the Cruisers Family (Macromiidae) have long thin abdomens, long legs and a single stripe on each side of their thorax.
We have two genera of Cruisers in Minnesota and Wisconsin, River Cruisers (Macromia) and Brown Cruisers (Didymops)
Swift-river Cruiser
Macromia illinoiensis
Royal-river Cruiser
Macromia taeniolata
Stream Cruiser
Didymops transversa