Apheloria Chamberlin, 1921 (additional source)
Apheloria ainsliei Chamberlin, 1921 accepted as
Falloria ainsliei (Chamberlin, 1921) (new combination reference)
Apheloria guyandotta Shear, 1972 accepted as
Rudiloria guyandotta (Shear, 1972) (new combination reference)
Apheloria kleinpeteri Hoffman, 1949 accepted as
Rudiloria kleinpeteri (Hoffman, 1949) (status source)
Brevigonus arcuatus Shelley, 1982 accepted as
Sigmoria arcuata (Shelley, 1982) (new combination reference)
Cleptoria abbotti Hoffman, 1967 (new combination reference)
Cleptoria bipraesidens Hoffman, 1967 (new combination reference)
Cleptoria macra Chamberlin, 1939 accepted as
Sigmoria macra (Chamberlin, 1939) (new combination reference)
Cleptoria shelfordi Loomis, 1944 accepted as
Sigmoria shelfordi (Loomis, 1944) (new combination reference)
Croatania catawba Shelley, 1977 accepted as
Sigmoria catawba (Shelley, 1977) (new combination reference)
Croatania saluda Shelley, 1977 accepted as
Sigmoria saluda (Shelley, 1977) (new combination reference)
Croatania simplex Shelley, 1977 accepted as
Sigmoria simplex Shelley, 1981 (new combination reference)
Croatania yemassee Shelley, 1977 (new combination reference)
Deltotaria brimleardia Causey, 1950 (source of synonymy)
Deltotaria brimleii philia (Chamberlin, 1949) accepted as
Deltotaria philia (Chamberlin, 1949) (basis of record)
Deltotaria coronata Hoffman, 1949 accepted as
Daphnedesmus coronata (Hoffman, 1949) (status source)
Deltotaria lea Hoffman, 1961 (additional source)
Deltotaria mariana Hoffman, 1961 accepted as
Deltotaria brimleii Causey, 1942 (source of synonymy)
Deltotaria tela Causey, 1950 accepted as
Deltotaria brimleii Causey, 1942 (source of synonymy)
Dixioria acuminata Hoffman, 1956 accepted as
Sigmoria acuminata (Hoffman, 1956) (status source)
Dixioria brooksi Hoffman, 1956 (status source)
Dixioria dactylifera Hoffman, 1956 accepted as
Daphnedesmus dactylifera (Hoffman, 1956) (new combination reference)
Dixioria fowleri Hoffman, 1956 accepted as
Daphnedesmus fowleri (Hoffman, 1956) (source of synonymy)
Dixioria wrighti Hoffman, 1956 accepted as
Sigmoria wrighti (Hoffman, 1956) (status source)
Dixioria wrighti Hoffman, 1956 (status source)
Fontaria mimetica Chamberlin, 1918 accepted as
Falloria mimetica (Chamberlin, 1918) (additional source)
Fontaria pela Chamberlin, 1918 accepted as
Dixioria pela (Chamberlin, 1918) (new combination reference)
Fontaria rileyi Bollman, 1888 accepted as
Sigmoria rileyi (Bollman, 1889) (new combination reference)
Hubroria picapa Keeton, 1960 accepted as
Falloria picapa (Keeton, 1960) (new combination reference)
Nannariini Hoffman, 1964 (additional source)
Phanoria philia Chamberlin, 1949 accepted as
Deltotaria philia (Chamberlin, 1949) (status source)
Rudiloria mohicana Causey, 1955 accepted as
Sigmoria mohicana (Causey, 1955) accepted as
Rudiloria mohicana Causey, 1955 (new combination reference)
Rudiloria trimaculata (Wood, 1864) (source of synonymy)
Sigmoria abbotti (Hoffman, 1967) accepted as
Cleptoria abbotti Hoffman, 1967 (additional source)
Sigmoria abbreviata Shelley, 1986 accepted as
Falloria abbreviata (Shelley, 1986) accepted as
Brachoria abbreviata (Shelley, 1986) (original description)
Sigmoria agrestis (Loomis, 1944) (additional source)
Sigmoria ainsliei (Chamberlin, 1921) (additional source)
Sigmoria angulosa Shelley, 1981 (additional source)
Sigmoria aphelorioides Shelley, 1986 (original description)
Sigmoria arcuata (Shelley, 1982) (additional source)
Sigmoria australis Shelley, 1986 (original description)
Sigmoria austrimontis Shelley, 1981 (status source)
Sigmoria bidens (Causey, 1942) (additional source)
Sigmoria bipraesidens (Hoffman, 1967) accepted as
Cleptoria bipraesidens Hoffman, 1967 (additional source)
Sigmoria catawba (Shelley, 1977) (additional source)
Sigmoria crassicurvosa Shelley, 1986 (original description)
Sigmoria divaricata (Shelley, 1982) (additional source)
Sigmoria divergens Chamberlin, 1939 (additional source)
Sigmoria forficata Shelley, 1986 accepted as
Falloria forficata (Shelley, 1986) accepted as
Brachoria forficata (Shelley, 1986) (original description)
Sigmoria hoffmani Shelley, 1976 (additional source)
Sigmoria houstoni Chamberlin, 1943 (additional source)
Sigmoria inornata Shelley, 1981 (original description)
Sigmoria leucostriata Shelley, 1981 (additional source)
Sigmoria lyrea Shelley, 1981 (additional source)
Sigmoria mimetica (Chamberlin, 1918) (additional source)
Sigmoria munda Chamberlin, 1939 (additional source)
Sigmoria pela (Chamberlin, 1918) (additional source)
Sigmoria pendula Shelley, 1986 (original description)
Sigmoria picapa (Keeton, 1960) (additional source)
Sigmoria plancus (Loomis, 1944) (additional source)
Sigmoria prolata Shelley, 1986 (original description)
Sigmoria rigida Shelley, 1986 accepted as
Rudiloria rigida (Shelley, 1986) (original description)
Sigmoria robusta Shelley, 1986 (original description)
Sigmoria saluda (Shelley, 1977) (additional source)
Sigmoria serrata (Shelley, 1984) (additional source)
Sigmoria simplex Shelley, 1981 (original description)
Sigmoria stibarophalla Shelley, 1981 (additional source)
Sigmoria translineata Shelley, 1981 (additional source)
Sigmoria tuberosa Shelley, 1981 (additional source)
Sigmoria unicoi Shelley, 1981 (additional source)
Sigmoria watauga Shelley, 1986 (original description)
Sigmoria whiteheadi Shelley, 1986 accepted as
Apheloria whiteheadi (Shelley, 1986) (original description)
Sigmoria xerophylla Shelley, 1981 (additional source)
Sigmoria yemassee (Shelley, 1977) (additional source)
Florida for
Sigmoria australis Shelley, 1986
North Carolina for
Sigmoria watauga Shelley, 1986
South Carolina for
Sigmoria robusta Shelley, 1986
Tennessee for
Sigmoria abbreviata Shelley, 1986
Tennessee for
Sigmoria aphelorioides Shelley, 1986
Tennessee for
Sigmoria crassicurvosa Shelley, 1986
Tennessee for
Sigmoria forficata Shelley, 1986
Tennessee for
Sigmoria pendula Shelley, 1986
Tennessee for
Sigmoria prolata Shelley, 1986
Virginia for
Sigmoria whiteheadi Shelley, 1986
West Virginia for
Sigmoria rigida Shelley, 1986