Species
* '' Protogygia alberta'' Troubridge & Lafontaine, 2004 * '' Protogygia album'' (Harvey, 1876) * '' Protogygia arena'' Troubridge & Lafontaine, 2004 * '' Protogygia biclavis'' (Grote, 1879) * '' Protogygia comstocki'' McDunnough, 1934 * '' Protogygia elevata'' (J.B. Smith, 1891) * '' Protogygia enalaga'' McDunnough, 1932 * '' Protogygia lagena'' (Grote, 1875) * '' Protogygia milleri'' (Grote, 1876) * '' Protogygia pallida'' Fauske & Lafontaine, 2004 * '' Protogygia pectinata'' Lafontaine, 2004 * '' Protogygia polingi'' (Barnes & Benjamin, 1922) * '' Protogygia postera'' Fauske & Lafontaine, 2004 * '' Protogygia querula'' (Dod, 1915) (syn: ''Protogygia epipsilioides'' (Barnes & Benjamin, 1926)) * '' Protogygia rufescens'' Fauske & Lafontaine, 2004 * ''References