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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Papiliophyllinae was named by Stumm (1949).
It was assigned to Halliidae by Merriam (1974) and Hill (1981).
It was assigned to Halliidae by Merriam (1974) and Hill (1981).
Subtaxa
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.
Diagnosis
No diagnoses are available