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Cyclostomata (disused)
Taxonomy
Cyclostomata was named by Richards. It is extant.
It was reranked as the subclass Cyclostomata by Jaekel (1911).
It was assigned to Craniota by Gadow (1898); and to Malacostomata by Jaekel (1911).
It was reranked as the subclass Cyclostomata by Jaekel (1911).
It was assigned to Craniota by Gadow (1898); and to Malacostomata by Jaekel (1911).
Subtaxa
Synonyms
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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.
Supercl. Cyclostomata Richards
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Invalid names: Hypospondyli Jaekel 1911 [empty], Marsipobranchii [synonym], Palaeospondyli Jaekel 1911 [empty], Petromyzontes [empty]
Diagnosis
No diagnoses are available