Classification of the genus Spiroceras
G. †Spiroceras
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†Spiroceras althoffi Potonie 1929
†Spiroceras annulatum Deshayes 1831
†Spiroceras bifurcatum Quenstedt 1856
†Spiroceras bispinatum Baugier and SauzĂ© 1843
†Spiroceras fourneti Romand and Petouraud 1927
†Spiroceras obliquecostatum Quenstedt 1887
†Spiroceras orbignyi Baugier and Sauze 1843
Invalid names: Patoceras Meek 1876 [synonym], Plagiamites Buckman 1925 [synonym], Rhabdodites Buckman 1923 [synonym]