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Lophonema
Taxonomy
Lophonema was named by Purdue and Miser (1916) [Sepkoski's age data: ]. It is not extant. Its type is Helicotoma peccatonica.
It was assigned to Helicotominae by Knight et al. (1960), Morris and Cleevely (1981) and Wagner (1999); and to Euomphalina by Sepkoski (2002).
It was assigned to Helicotominae by Knight et al. (1960), Morris and Cleevely (1981) and Wagner (1999); and to Euomphalina by Sepkoski (2002).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1916 | Lophonema Purdue and Miser p. 5 |
| 1944 | Polhemia Cullison p. 55 |
| 1960 | Lophonema Knight et al. p. 189 |
| 1960 | Polhemia Knight et al. p. 189 |
| 1981 | Lophonema Morris and Cleevely |
| 1994 | Walcottoma Rohr |
| 1999 | Lophonema Wagner |
| 2002 | Lophonema Sepkoski |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
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]
Diagnosis
No diagnoses are available