PSEPHENIDAE

Hubbard, Todd, 2017, Aquatic Coleoptera (Dryopidae, Dytiscidae, Elmidae, Gyrinidae, Haliplidae, Helophoridae, Hydrochidae, Hydrophilidae, Noteridae, Psephenidae) of Iowa: Distributional Records and Notes, The Coleopterists Bulletin 71 (3), pp. 471-505 : 504

PSEPHENIDAE

Ectopria LeConte , undetermined species. Benton: Bear Cr., Shellsburg, CTH, 10/1/01; Buchanan: Lime Cr., Brandon, CTH, 9/4/07; Jackson: Pleasant Cr., Springbrook, CTH, 9/12/02; Linn: East Otter Cr., Midway, MWB, 10/12/01; Mitchell: Deer Cr., Carpenter, CTH, 8/25/08; Worth: Willow Cr., Hanlontown, TMM, 8/10/16. These are larval collections that are included because they are the only detailed locale records we have regarding Ectopria species , even though they are not resolvable to species with current larval keys (K. Schmude, in litt.).

Ectopria nervosa (Melsheimer) . (Downie and Arnett 1996). Distribution: Eastern USA, extending west to Minnesota in the north and Texas in the south. Iowa forms part of the western border .

Ectopria thoracica Ziegler. (Downie and Arnett 1996) . Distribution: Eastern USA, extending west to Iowa and Oklahoma. Iowa forms part of the northwestern border .