These 67 species belong to the genus
Sigmoria: •
Sigmoria abbotti (Hoffman, 1967) •
Sigmoria acuminata (Hoffman, 1956) •
Sigmoria aequalis (Shelley, 1981) •
Sigmoria agrestis (Loomis, 1944) •
Sigmoria ainsliei (Chamberlin, 1921) •
Sigmoria angulosa Shelley, 1981 •
Sigmoria aphelorioides Shelley, 1986 •
Sigmoria arcuata (Shelley, 1982) •
Sigmoria areolata Shelley, 1981 •
Sigmoria australis Shelley, 1986 •
Sigmoria austrimontis Shelley, 1981 •
Sigmoria beameri Marek, Means & Hennen, 2021 •
Sigmoria bidens (Causey, 1942) •
Sigmoria bipraesidens (Hoffman, 1967) •
Sigmoria brooksi Hoffman, 1956 •
Sigmoria catawba (Shelley, 1977) •
Sigmoria convoluta (Shelley, 1981) •
Sigmoria crassicurvosa Shelley, 1986 •
Sigmoria disjuncta Shelley, 1981 •
Sigmoria divaricata (Shelley, 1982) •
Sigmoria divergens Chamberlin, 1939 •
Sigmoria fumimontis Shelley, 1981 •
Sigmoria haerens Shelley, 1982 •
Sigmoria hoffmani Shelley, 1976 •
Sigmoria houstoni Chamberlin, 1943 •
Sigmoria icana (Chamberlin, 1939) •
Sigmoria inornata Shelley, 1986 (Note: Authority/date elsewhere as Shelley, 1981, however it is a later replacement name) •
Sigmoria intermedia (Hoffman, 1948) •
Sigmoria laminata (Shelley, 1981) •
Sigmoria laticurvosa Shelley, 1981 •
Sigmoria latior (Brölemann, 1900) •
Sigmoria leucostriata Shelley, 1981 •
Sigmoria lyrea Shelley, 1981 •
Sigmoria macra (Chamberlin, 1939) •
Sigmoria medialis Chamberlin, 1949 •
Sigmoria mimetica (Chamberlin, 1918) •
Sigmoria munda Chamberlin, 1939 •
Sigmoria nantahalae Hoffman, 1958 •
Sigmoria nigrimontis (Chamberlin, 1947) •
Sigmoria pela (Chamberlin, 1918) •
Sigmoria pendulata Shelley, 1986 (Note: species elsewhere miswritten as "pendula" however that is a subsequent spelling contra to the protonym) •
Sigmoria persica (Hoffman, 1963) •
Sigmoria picapa (Keeton, 1960) •
Sigmoria planca (Loomis, 1944) (Note: species elsewhere miswritten as "plancus" however it is a gender variable adjective, so should be in feminine) •
Sigmoria prolata Shelley, 1986 •
Sigmoria quadrata Shelley, 1981 •
Sigmoria rileyi (Bollman, 1889) •
Sigmoria robusta Shelley, 1986 •
Sigmoria rubromarginata (Bollman, 1887) •
Sigmoria saluda (Shelley, 1977) •
Sigmoria serrata (Shelley, 1984) •
Sigmoria shelfordi (Loomis, 1944) •
Sigmoria sigirioides Shelley, 1981 •
Sigmoria simplex Shelley, 1981 •
Sigmoria stenogon Chamberlin, 1942 •
Sigmoria stenoloba Shelley, 1981 •
Sigmoria stibarophalla Shelley, 1981 •
Sigmoria thrinax (Shelley, 1982) •
Sigmoria translineata Shelley, 1981 •
Sigmoria triangulata Shelley, 1981 •
Sigmoria truncata Shelley, 1981 •
Sigmoria tuberosa Shelley, 1981 •
Sigmoria unicoi Shelley, 1981 •
Sigmoria watauga Shelley, 1986 •
Sigmoria wrighti (Hoffman, 1956) •
Sigmoria xerophylla Shelley, 1981 •
Sigmoria yemassee (Shelley, 1977) ==References==