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Taxonomy
Placamen was named by Iredale (1925) [Sepkoski's age data: T Mi-u R Sepkoski's reference number: 1112]. It is extant.
It was assigned to Chioninae by Vokes (1980); to Veneridae by Lamprell and Whitehead (1992); and to Veneroida by Sepkoski (2002).
It was assigned to Chioninae by Vokes (1980); to Veneridae by Lamprell and Whitehead (1992); and to Veneroida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1925 | Placamen Iredale |
| 1980 | Placamen Vokes p. 178 |
| 1992 | Placamen Lamprell and Whitehead p. 128 |
| 2002 | Placamen 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. Placamen Iredale 1925
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†Placamen gravescens Menke 1843
Placamen tiara Dillwyn 1817
†Placemen placidum Philippi 1844
Diagnosis
No diagnoses are available