I. viridis Bourlet, 1839

– Isotoma viridis Bourlet, 1839: 401

AK Folsom 1902, 1919, 1937; McAtee 1923; Hammer 1938; Mills 1939; Weber 1950; Maynard 1951; Hurd & Lindquist 1958; Bohnsack 1968; Challet & Bohnsack 1968; Slack et al. 1977; Christiansen & Bellinger 1980, 1998; Danks 1981; Ryan 1981; Skidmore 1995; Babenko & Fjellberg 2006

YT Hammer 1953

NT Hammer 1953; Christiansen & Bellinger 1980, 1998; Skidmore 1995; Babenko & Fjellberg 2006

NU Wahlgren 1907; Folsom 1919, 1937; Brown 1932; Davis 1936; James 1938; Hammer 1938, 1953, 1953a; Weber 1950; Oliver 1963; Hocking 1968; Fjellberg 1986; Babenko & Fjellberg 2006

BC Spencer 1948; Christiansen & Bellinger 1980, 1998; Marshall et al. 1990; Skidmore 1995; Cannings & Scudder 2005; Cannings 2010

AB Powell & Skaley 1975; Pawluk 1986; Parsons & Parkinson 1986, 1986a; Skidmore 1995; Lindo 2014

MB McClure 1943; Hammer 1953; Aitchison 1979, 1983, 1984, 1984a, 1984b, 1984c; Skidmore 1995; Lindo 2014; Porco et al. 2014

ON James 1933; Weber 1950; Maynard 1951; Judd 1961; Martin 1965; Freitag & Ryder 1974; Bird & Chatarpaul 1986; Skidmore 1995

QC Stainer 1969; Skidmore 1995; Therrien et al. 1999, 1999a; Chagnon et al. 2000, 2001; Rochefort 2006

NS Folsom 1937; Stach 1966; Fox 1967

NF Arulnayagam 1995; Puvanendran et al. 1997

General distribution: Holarctic, but most published records need verification due to confusion with related

species.

Unplaceable records of Isotoma sp. (older ones may also belong to Desoria or Parisotoma):

AK Hurd & Lindquist 1958 as sp. nov.; Watson et al. 1966

NT Rusek 1994

NU Fjellberg 1986

BC Vlug & Borden 1973 as Spinocerura; Marshall et al. 1990; Setälä & Marshall 1994; Rusek & Marshall 1995; Cannings 2010 (two species)

AB McGuffin 1950; Powell & Skaley 1975

ON Bird & Chatarpaul 1986

MB Bird 1930; Aitchison 1984 (two species)

QC Therrien et al. 1999, 1999a as sp. nov.

NF Arulnayagam 1995 (several different species)