Classification of Keyes 1889
G. †Soleniscus Meek and Worthen 1860
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†Soleniscus acutus Sowerby 1827
†Soleniscus altonensis McChesney 1865
†Soleniscus brevis White 1881
†Soleniscus carinatus Stevens 1858
†Soleniscus gracilis Cox 1857
†Soleniscus humilis Keyes 1888
†Soleniscus kansaensis Shumard and Swallow 1858
†Soleniscus klipparti Meek 1871
†Soleniscus newberryi Stevens 1858
†Soleniscus paludinaeformis Hall 1858
†Soleniscus planus White 1881
†Soleniscus typicus Meek and Worthen 1860
Invalid names: Macrochilina Bayle 1880 [synonym]
G. †Sphaerodoma Keyes 1889
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†Sphaerodoma littonana Hall 1856
†Sphaerodoma primogenia Conrad 1835