• Fentonia Butler, 1881 [Phylum: Arthropoda]
• Fentonia D.A. Bailey & N.M. Hogg, 1995 † accepted as Limbicysta Marshall, 1989 † [Phylum: Acritarcha]
• Fentonia altitudinis Kiriakoff, 1974
• Fentonia baibarana Matsumura, 1929
• Fentonia bipunctus Rothschild, 1917
• Fentonia canities Swinhoe, 1889
• Fentonia crenulata Matsumura, 1925
• Fentonia dorothea Dyar, 1896
• Fentonia elongata Dyar, 1902
• Fentonia elongata Grote & Robinson, 1867
• Fentonia elongata Holloway, 1976
• Fentonia ferrifusa Dudgeon, 1897
• Fentonia frisoni Barnes & Benjamin, 1927
• Fentonia helena Kiriakoff, 1974
• Fentonia japonica Grünberg, 1912
• Fentonia laevis Butler, 1881
• Fentonia macroparabolica Nakamura, 1973
• Fentonia manitobensis McDunnough, 1932
• Fentonia marthesia Cramer, 1779
• Fentonia marthesia Dyar, 1905
• Fentonia modestior Kiriakoff, 1963
• Fentonia nigra Chermock, 1929
• Fentonia notodontina Rothschild, 1917
• Fentonia ocypete Bremer, 1861
• Fentonia parabolica Matsumura, 1925
• Fentonia pictus Kiriakoff, 1963
• Fentonia sumatrana Kiriakoff, 1974
• Fentonia tenebrosa Walker, 1856
• Fentonia tesella Packard, 1864
• Fentonia turbida Walker, 1865
• Fentonia unicolor Okano, 1955
• Fentonia yuna Yang, 1978