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Acrania (disused)
Taxonomy
Acrania was named by Haeckel. It is extant. 
It was synonymized subjectively with Leptocardia by Jaekel (1911).
It was assigned to Vertebrata by Gadow (1898).
It was synonymized subjectively with Leptocardia by Jaekel (1911).
It was assigned to Vertebrata by Gadow (1898).
Synonymy list
| Year | Name and author | 
|---|---|
| 1898 | Acrania Gadow p. 1 | 
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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.
Subph. Acrania Haeckel 
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Diagnosis
No diagnoses are available