The genus consists of two subgenera and several species, together with some extinct species: • Subgenus
Sphenotrochus (Eusthenotrochus) Wells, 1935 •
Sphenotrochus (Eusthenotrochus) auritus Pourtalès, 1874 •
Sphenotrochus (Eusthenotrochus) gilchristi Gardiner, 1905 • Subgenus
Sphenotrochus (Sphenotrochus) Milne Edwards & Haime, 1848 •
Sphenotrochus (Sphenotrochus) andrewianus Milne Edwards & Haime, 1848 •
Sphenotrochus (Sphenotrochus) aurantiacus Marenzeller, 1904 •
Sphenotrochus (Sphenotrochus) cairnsi Garberoglio, 2018 •
Sphenotrochus (Sphenotrochus) evexicostatus Cairns in Cairns & Keller, 1993 •
Sphenotrochus (Sphenotrochus) excavatus Tenison-Woods, 1878 •
Sphenotrochus (Sphenotrochus) gardineri Squires, 1961 •
Sphenotrochus (Sphenotrochus) hancocki Durham & Barnard, 1952 •
Sphenotrochus (Sphenotrochus) imbricaticostatus Cairns in Cairns & Keller, 1993 •
Sphenotrochus (Sphenotrochus) lindstroemi Cairns, 2000 •
Sphenotrochus (Sphenotrochus) ralphae Squires, 1964 •
Sphenotrochus (Sphenotrochus) squiresi Cairns, 1995 • Extinct species •
Sphenotrochus aschistus Squires, 1958 † •
Sphenotrochus boytonensis Tomes, 1888 † •
Sphenotrochus brassensis Vaughan, 1926 † •
Sphenotrochus cestasensis Chevalier, 1961 † •
Sphenotrochus claibornensis Vaughan, 1900 † •
Sphenotrochus crispus (Lamarck, 1816) † •
Sphenotrochus cuneolus Vincent, 1872 † •
Sphenotrochus davisi Thomas, 1942 † •
Sphenotrochus denhartogi Cairns, 2003 † •
Sphenotrochus dumasi Filliozat, 1914 † •
Sphenotrochus faudonensis Barta-Calmas, 1973 † •
Sphenotrochus fragarioides Wells, 1945 † •
Sphenotrochus granulatus Brünnich Nielsen, 1922 † •
Sphenotrochus granulosus (Defrance, 1828) † •
Sphenotrochus huttonianus Tenison-Woods, 1880 † •
Sphenotrochus intermedius (Münster, 1826) † •
Sphenotrochus javanus Gerth, 1933 † •
Sphenotrochus laculatus Squires, 1962 † •
Sphenotrochus latus Koenen, 1885 † •
Sphenotrochus milletianus (Defrance, 1828) † •
Sphenotrochus mixtus (Michelin, 1844) † •
Sphenotrochus nanus (Lea, 1833) † •
Sphenotrochus pharetra Rothpletz & Simonelli, 1890 † •
Sphenotrochus pulchellus Milne Edwards & Haime, 1848 † •
Sphenotrochus semigranosus (Michelin, 1844) † •
Sphenotrochus straini Turnšek, LeMone & Scott, 2003 † •
Sphenotrochus trinitatis Vaughan, 1926 † •
Sphenotrochus variolaris Tenison-Woods, 1878 •
Sphenotrochus wellsi Cairns, 1997 † ==References==