Sittasomus Swainson, 1827
Sittasomus griseicapillus aequatorialis Ridgway, 1891
Sittasomus griseicapillus amazonus Lafresnaye, 1850
Sittasomus griseicapillus axillaris Zimmer, 1934
Sittasomus griseicapillus enochrus Wetmore, 1970
Sittasomus griseicapillus gracileus Bangs & J. L. Peters, 1928
Sittasomus griseicapillus subsp. griseicapillus (Vieillot, 1818)
Sittasomus griseicapillus griseus Jardine, 1847
Sittasomus griseicapillus harrisoni Sutton, 1955
Sittasomus griseicapillus jaliscensis Nelson, 1900
Sittasomus griseicapillus levis Bangs, 1902
Sittasomus griseicapillus olivaceus Wied-Neuwied, 1831
Sittasomus griseicapillus perijanus Phelps & Gilliard, 1940
Sittasomus griseicapillus reiseri Hellmayr, 1917
Sittasomus griseicapillus sylviellus (Temminck, 1821)
Sittasomus griseicapillus sylvioides Lafresnaye, 1850
Sittasomus griseicapillus tachirensis W. H. Phelps & W. H. Phelps Jr, 1956
Sittasomus griseicapillus transitivus Pinto & Camargo, 1948
Sittasomus griseicapillus veraguensis Aldrich, 1937
Sittasomus griseicapillus viridior Todd, 1948
Sittasomus griseicapillus viridis Carriker, 1936