Ammotheidae Dohrn, 1881
Achelia adelpha Child, C.A., 1970
Achelia alaskensis (Cole, L.J., 1904)
Achelia anomala Arnaud, F.P.M., 1974
Achelia aspera (Loman, J.C.C, 1923
Achelia aspersa Loman, 1923
Achelia assimilis (Haswell, W.A., 1885)
Achelia australiensis Stock, J.H., 1954
Achelia barnardi Stock, J.H., 1959
Achelia besnardi Sawaya, M.P., 1951
Achelia bituberculata Hedgpeth, J.W., 1949
Achelia borealis (Schimkewitsch, W., 1895)
Achelia boschi Stock, J.H., 1992
Achelia brevicauda (Loman, J.C.C., 1904)
Achelia brevirostris Losina-Losinsky, L.K., 1961
Achelia bullosa Child, C.A., 1996
Achelia chelata (Hilton, W.A., 1939)
Achelia columnaris Stock, J.H., 1992
Achelia communis (Bouvier, E.L., 1906)
Achelia crurispinifera Kim, H.S. & I.H. Kim, 1985
Achelia cuneatis Child, 1999
Achelia curticauda Nakamura, K., K. Miyazaki & C.A. Child, 1996
Achelia deodata Müller, H.G., 1990
Achelia discoidea (Excline, H., 1936)
Achelia dohrni (Thomson, G.M., 1884)
Achelia echinata Hodge, G., 1864
Achelia euryfrontalis Turpaeva, 2000
Achelia fernandeziana (Loman, J.C.C., 1920)
Achelia germanica (Hodgson, 1915)
Achelia gracilipes (Cole, L.J., 1904)
Achelia gracilis Verrill, A.E., 1900
Achelia hariettae Marcus, E., 1940
Achelia hispida Hodge, 1864
Achelia hoekii (Pfeffer, G., 1889)
Achelia japonica Ortmann, 1890
Achelia kamtschatica Losina-Losinsky, L.K., 1961
Achelia kiiensis Utinomi, H., 1951
Achelia kurilensis Losina-Losinsky, L.K., 1961
Achelia laevis Hodge, G., 1864
Achelia lagena Child, C.A., 1994
Achelia lagenaria Stock, J.H., 1992
Achelia langi (Dohrn, A., 1881)
Achelia latifrons (Cole, L.J., 1904)
Achelia lavrentii (Losina-Losinsky, L.K., 1933)
Achelia litke (Losina-Losinsky, L.K., 1933)
Achelia longipes (Hodge, 1864)
Achelia megacephala Hodgson, T.V., 1915
Achelia megova (Hilton, W.A., 1942)
Achelia mixta Stock, J.H., 1994
Achelia nana (Loman, J.C.C., 1908)
Achelia neotenica Krapp, F., 1986
Achelia orientalis (Schimkewitsch, W., 1913)
Achelia orpax Nakamura, K. & C.A. Child, 1983
Achelia oshimai Utinomi, H., 1954
Achelia ovosetosa (Hilton, W.A., 1942)
Achelia parvula (Loman, J.C.C., 1923)
Achelia pribilofensis (Cole, L.J., 1904)
Achelia quadridentata (Hodgson, T.V., 1910)
Achelia rostrata Turpaeva, 2000
Achelia salebrosa Losina-Losinsky, L.K., 1961
Achelia sawayai Marcus, E., 1940
Achelia scabra Wilson, E.B., 1880
Achelia segmentata Utinomi, H., 1954
Achelia serratipalpis (Bouvier, E.L., 1911)
Achelia setulosa (Loman, J.C.C., 1912)
Achelia sheperdi Stock, J.H., 1973
Achelia shepherdi Stock, 1973
Achelia simplex Giltay, L., 1934
Achelia simplissima (Hilton, W.A., 1939)
Achelia socors (Loman, J.C.C., 1908)
Achelia spatula Nakamura, K. & C.A. Child., 1983
Achelia spicata (Hodgson, 1915)
Achelia spinosa Wilson, E.B., 1878
Achelia spinoseta (Hilton, W.A., 1939)
Achelia sufflata Gordon, I., 1944
Achelia superba (Loman, J.C.C., 1911)
Achelia tenuipes Stock, J.H., 1990
Achelia transfuga Stock, J.H., 1954
Achelia transfugoides Stock, J.H., 1973
Achelia turba Stock, J.H., 1990
Achelia uschakovi Losina-Losinsky, L.K., 1933
Achelia vulgaris (Costa, O.G., 1861)
Achelia watamu (Müller, H.-G., 1990)
Austrothea spicata Hodgson, 1915