Genus Niethammerella Eichler, 1954

Niethammerella Eichler, 1954: 52 . Type species: Machaerilaemus cotingae Carriker, 1949 . Machaerilaemus Harrison, 1915; Ledger, 1980: 46. – In part.

Kaysius Price and Clayton, 1989: 29 . Type species: Kaysius emersoni Price and Clayton, 1989 . – New synonymy. Kaysius Price and Clayton, 1989; Price, Hellenthal and Palma, 2003: 113.

Machaerilaemus Harrison, 1915; Price, Hellenthal and Palma, 2003: 133. – In part.