I. riparia (Nicolet, 1842)

– Desoria riparia Nicolet, 1842: 62

NU Folsom 1937

MB Bird 1930; Porco et al. 2014

ON Folsom 1937

Remarks: According to Potapov (2001, p. 290), all “North American records [of riparia] need verification”.

Christiansen & Bellinger (1980, 1998) did not mention the above records by Bird (1930) and Folsom (1937). General distribution: Holarctic (?).