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Protactininae
Taxonomy
Protactininae was named by Spencer (1927). Its type is Protactis.
It was assigned to Taeniactinidae by Spencer (1927); and to Helianthasteridae by Owen (1965).
It was assigned to Taeniactinidae by Spencer (1927); and to Helianthasteridae by Owen (1965).
Subtaxa
Protactis (type genus)
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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.
Subfm. †Protactininae Spencer 1927
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Diagnosis
No diagnoses are available