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Taxonomy
Ostracites isognomoides was named by Stahl (1824). It is not extant.
It was recombined as Perna isognomoides by Greppin (1899); it was recombined as Isognomon isognomoides by Cox and Arkell (1948).
It was recombined as Perna isognomoides by Greppin (1899); it was recombined as Isognomon isognomoides by Cox and Arkell (1948).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1824 | Ostracites isognomoides Stahl |
| 1899 | Perna isognomoides Greppin |
| 1948 | Isognomon isognomoides Cox and Arkell |
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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.
†Isognomon isognomoides Stahl 1824
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Diagnosis
No diagnoses are available