In synonymy:
Paramyrmecion Bryant, 1940 = Litopyllus Chamberlin, 1922 (Platnick & Shadab, 1980a: 16)
Transferred to other genera:
Litopyllus inconspicuus Bryant, 1940 -- see Cubanopyllus
Litopyllus paludis Chamberlin & Gertsch, 1940 -- see Synaphosus
In synonymy:
Litopyllus ambiguus Fox, 1938 = Litopyllus temporarius Chamberlin, 1922 (Platnick & Shadab, 1980a: 17)
Litopyllus barrowsi Roewer, 1951 = Litopyllus temporarius Chamberlin, 1922 (Platnick & Shadab, 1980a: 18)
Litopyllus liber Chamberlin & Gertsch, 1940 = Litopyllus temporarius Chamberlin, 1922 (Platnick & Shadab, 1980a: 17)
Litopyllus luteus (Barrows, 1919) = Litopyllus temporarius Chamberlin, 1922 (Platnick & Shadab, 1980a: 17)
Litopyllus rupicolens Chamberlin, 1922 = Litopyllus temporarius Chamberlin, 1922 (Ubick & Roth, 1973a: 5)