Classification of the genus Lophonema
G. †Lophonema Purdue and Miser 1916
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†Lophonema abrupta Billings 1859
†Lophonema calphurnia Billings 1865
†Lophonema circumlirata Whitfield 1886
†Lophonema costata Kobayashi 1959
†Lophonema frydai Rohr 1994
†Lophonema orientalia Yü 1961
†Lophonema peccatonica Sardeson 1896
†Lophonema perstriata Billings 1859
†Lophonema taneyensis Cullison 1944
†Lophonema tricarinata Billings 1859
†Lophonema wuhuensis Endo 1935
Invalid names: Polhemia Cullison 1944 [synonym], Walcottoma Rohr 1994 [synonym]