Transferred to other genera:

Collinsia algida (Hackman, 1954) -- see Sougambus

Collinsia ceuthus (Chamberlin, 1920) -- see Halorates

Collinsia clypiella (Chamberlin, 1920) -- see Halorates

Collinsia crassipalpis (Caporiacco, 1935) -- see Halorates

Collinsia harmsi Wunderlich, 1972 -- see Diplocentria

Collinsia jeniseica Eskov, 1990 -- see Typhochrestoides

Collinsia lapidicola (Sørensen, 1898) -- see Scotinotylus

Collinsia lapponica (Holm, 1939) -- see Semljicola

Collinsia lapponica (Schenkel, 1939) -- see Notioscopus

Collinsia relicta (Chamberlin, 1949) -- see Masikia

Collinsia stylifera (Chamberlin, 1949) -- see Halorates

Collinsia uta (Chamberlin, 1919) -- see Montilaira

Collinsia wilburi Levi & Levi, 1955 -- see Frederickus

In synonymy:

Collinsia abjecta (Chamberlin, 1922, T from Anitsia) = Collinsia holmgreni Thorell, 1871 (Holm, 1944: 131, sub Catabrithorax)

Collinsia aestivalis (Emerton, 1911, T from Tmeticus) = Collinsia oxypaederotipus Crosby, 1905 (Crosby & Bishop, 1928a: 66, sub Catabrithorax)

Collinsia deserta (L. Koch, 1879, T from Erigone) = Collinsia inerrans O. Pickard-Cambridge, 1885 (Holm, 1973: 87, sub Milleriana)

Collinsia foenaria (Simon, 1884) = Collinsia inerrans O. Pickard-Cambridge, 1885 (Millidge, 1977: 55, sub Milleriana)

Collinsia glabriceps (F. O. Pickard-Cambridge, 1894) = Collinsia distincta Simon, 1884 (Simon, 1926: 531, sub Coryphaeolanus)

Collinsia groenlandica (Lenz, 1897, T from Erigone) = Collinsia holmgreni Thorell, 1871 (Brændegaard, 1940: 14, sub Coryphaeolana)

Collinsia humilis (Banks, 1892, T from Tmeticus) = Collinsia plumosa Emerton, 1882 (Crosby & Bishop, 1928a: 70, sub Catabrithorax)

Collinsia imula (L. Koch, 1879, T from Oedothorax) = Collinsia inerrans O. Pickard-Cambridge, 1885 (Holm, 1973: 87, sub Milleriana)

Collinsia japonica (Oi, 1964) = Collinsia inerrans O. Pickard-Cambridge, 1885 (Marusik et al., 1993a: 69, sub Collinsia submissa)

Collinsia mendica (L. Koch, 1879) = Collinsia holmgreni Thorell, 1871 (Brændegaard, 1932: 20, sub Coryphaeolana)

Collinsia nivicola (Strand, 1901, T from Lophomma) = Collinsia holmgreni Thorell, 1871 (Brændegaard, 1932: 14, sub Coryphaeolana)

Collinsia notabilis O. Pickard-Cambridge, 1913 = Collinsia distincta Simon, 1884 (Bristowe, 1939: 84, sub Coryphaeolanus)

Collinsia obscura (Banks, 1892, T from Tmeticus) = Collinsia plumosa Emerton, 1882 (Crosby & Bishop, 1928a: 70, sub Catabrithorax)

Collinsia oxycephala (L. Koch, 1879, T from Erigone) = Collinsia spetsbergensis Thorell, 1871 (Kulczyński, 1902b: 343, sub Typhochrestus)

Collinsia pectinata (Emerton, 1894, T from Oedothorax) = Collinsia perplexa Keyserling, 1886 (Crosby & Bishop, 1928a: 68, sub Catabrithorax)

Collinsia provocans (O. Pickard-Cambridge, 1877, T from Tmeticus) = Collinsia spetsbergensis Thorell, 1871 (Kulczyński, 1902b: 343, sub Typhochrestus)

Collinsia similis (Sørensen, 1898, T from Walckenaeria) = Collinsia holmgreni Thorell, 1871 (Brændegaard, 1940: 14, sub Coryphaeolana)

Collinsia submissa (L. Koch, 1879, T from Oedothorax) = Collinsia inerrans O. Pickard-Cambridge, 1885 (Holm, 1973: 87, sub Milleriana)