Monocelididae Hofsten, 1907
Promonotus arcassonensis Ax, 1959
Promonotus brevirostris Fügenschuh (Steinbock, 1932)
Promonotus erinacea Marcus, 1949
Promonotus erinaceus Marcus, 1950
Promonotus groenlandicus Fügenschuh (Steinbock, 1932)
Promonotus hyrcanus Beklemischev, 1927
Promonotus longirostris Fügenschuh (Steinbock, 1932)
Promonotus marci Ax, 1954
Promonotus orientalis Beklemischev, 1927
Promonotus orthocirrus Karling, 1966
Promonotus ponticus Ax, 1959
Promonotus priapuliformis Martens & Curini-Galletti, 1999
Promonotus schultzei Meixner, 1943
Promonotus sphaerobursa Martens & Curini-Galletti, 1999
Promonotus spinosissimus Martens & Curini-Galletti, 1999
Promonotus villacae Marcus, 1949
Promonotus villacea Marcus, 1949
Promonotus wilsoni (Stirewalt, Kepner & Ferguson, 1940)
