Transferred to other genera:
Neomaso bidentatus Millidge, 1991 -- see Onychembolus
Neomaso tridentatus Millidge, 1991 -- see Onychembolus
Neomaso uschuaiensis (Simon, 1902) -- see Gongylidiellum
In synonymy:
Neomaso balia (Crosby & Bishop, 1929, T from Hilaira) = Neomaso pollicatus Tullgren, 1901 (Millidge, 1985: 59)
Neomaso cavus Millidge, 1985 = Neomaso patagonicus Tullgren, 1901 (Millidge, 1991: 87)
Neomaso gibber Millidge, 1985 = Neomaso bilobatus Tullgren, 1901 (Millidge, 1991: 87)
Neomaso hermani (Tullgren, 1901, T from Bathyphantes) = Neomaso patagonicus Tullgren, 1901 (Millidge, 1985: 50)
Neomaso maculatus (Mello-Leitão, 1940, T from Microneta) = Neomaso pollicatus Tullgren, 1901 (Ivie, 1967: 128, sub Hilaira balia)
Neomaso pictonensis (Simon, 1902, T from Oedothorax) = Neomaso pollicatus Tullgren, 1901 (Millidge, 1985: 59)
Neomaso tullgreni Millidge, 1985 = Neomaso patagonicus Tullgren, 1901 (Millidge, 1991: 87)