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Macrophragma
Taxonomy
Petaloconchus (Macrophragma) was named by Carpenter (1857). It is extant.
It was reranked as Macrophragma by Todd (2001).
It was assigned to Petaloconchus by Carpenter (1857) and Ladd (1972); and to Vermetidae by Todd (2001).
It was reranked as Macrophragma by Todd (2001).
It was assigned to Petaloconchus by Carpenter (1857) and Ladd (1972); and to Vermetidae by Todd (2001).
Synonymy list
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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. Macrophragma Carpenter 1857
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Diagnosis
No diagnoses are available