Tettigoniidae Krauss, 1902
Idiostatus aberrans Rentz, D.C.F., 1973
Idiostatus aequalis (Scudder, S.H., 1899)
Idiostatus apollo Rentz, D.C.F., 1973
Idiostatus bechteli Rentz, D.C.F., 1973
Idiostatus birchimi Rentz, D.C.F., 1973
Idiostatus californicus Pictet, 1888
Idiostatus callimerus Rehn, J.A.G. & Hebard, 1920
Idiostatus chewaucan Rentz, D.C.F. & Lightfoot, 1976
Idiostatus elegans Caudell, 1907
Idiostatus fuscopunctatus (Scudder, S.H., 1899)
Idiostatus fuscus Caudell, 1934
Idiostatus goedeni Rentz, D.C.F., 1978
Idiostatus gurneyi Rentz, D.C.F., 1973
Idiostatus hermanii (Thomas, 1875)
Idiostatus hermannii (Thomas, C., 1875)
Idiostatus inermis (Scudder, S.H., 1899)
Idiostatus inermoides Rentz, D.C.F., 1973
Idiostatus inyo Rehn, J.A.G. & Hebard, 1920
Idiostatus kathleenae Rentz, D.C.F., 1973
Idiostatus magnificus Hebard, 1934
Idiostatus major Caudell, 1934
Idiostatus martinellii Rentz, D.C.F., 1973
Idiostatus middlekauffi Rentz, D.C.F., 1973
Idiostatus middlekaufi Rentz, 1973
Idiostatus rehni Caudell, 1907
Idiostatus variegatus Caudell, 1907
Idiostatus viridis Rentz, D.C.F., 1973
Idiostatus wymorei Caudell, 1934