Isoperla nana (Walsh) .

This species has been reported from Illinois north to Wisconsin and east to Ontario and Quebec (DeWalt et al. 2010). Grubbs (2004) listed it from three northern Indiana counties.

We present several more localities. IN, Elkhart Co., Elkhart, [41.68144, -85.95673], 5/22/1950, H.H. Ross & L. Stannard, sweeping near swamp, 6♂, 8♀ (CNC); Fulton Co., Tippecanoe River, Talma opposite IN-25 at IDNR boat ramp, 41.15336, -86.13932, 5/24/2006, R.E. DeWalt, 3♂, 6♀ (INHS) ; Knox Co., 6/4/1958, ♀ (PERC); LaGrange Co., Pigeon Cr. at 1100 E, E Pigeon R. Fish-Game Area, [41.6728, -85.21492], 5/20/1972, CM-37, ♂ (PERC) ; Noble Co., Thumma Ditch, Chain O’Lakes, [41.34653, -85.32836], 5/6/1999, G. Bright, 11N (PERC) ; Owen Co., McCormick’ s Creek, 3 km E Spencer, McCormick’s Creek State Park, 39.2906, -86.7174, 4/14/2006, R.E. DeWalt, 2N (INHS) ; Putnam Co., Big Walnut Creek, Hall Woods Nature Preserve, 4/30/2007, R.E. DeWalt, N (INHS) ; Ripley Co., [Laughery Creek], Friendship, [38.97179, -85.15293], 5/28/1959, L. Chandler, 3♂, ♀ (PERC) ; Warren Co., Little Pine Creek at High Bridge, [40.38094, -87.12418], 5/9/1974, AV. Provonsha, L. Dersch, N (PERC) ; Whitley Co., Blue River at Riley Rd., [41.20646, -85.42716], 6/1/1994, G.R. Bright, 3N (PERC) .