Classification of Harrington 1937

G. †Asaphellus Callaway 1877
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†Asaphellus jujuanus Harrington 1937
G. †Eoorthis Walcott 1908
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†Eoorthis bifurcata Harrington 1937
G. †Oxydiscus Koken 1889
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†Oxydiscus keideli Kobayashi 1935