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Alysidium
Taxonomy
Alysidium was named by Busk (1852). It is extant. It is the type genus of Alysidiidae. 
It was assigned to Alysidiidae by Bassler (1953).
It was assigned to Alysidiidae by Bassler (1953).
Synonymy list
| Year | Name and author | 
|---|---|
| 1852 | Alysidium Busk | 
| 1953 | Alysidium Bassler p. G176 | 
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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. Alysidium Busk 1852
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Diagnosis
No diagnoses are available