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Taxonomy
Lucina janus was named by Dall (1903). Its type specimen is USNM 114718, a shell, and it is a 3D body fossil.
It was recombined as Pegophysema janus by Woodring (1982).
It was recombined as Pegophysema janus by Woodring (1982).
Synonymy list
Year | Name and author |
---|---|
1903 | Lucina janus Dall p. 1353 figs. pl. 51, fig. 9 |
1982 | Pegophysema janus Woodring p. 622 |
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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.
†Pegophysema janus Dall 1903
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Diagnosis
No diagnoses are available