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Allionia
Taxonomy
Allionia was named by Michelotti (1861) [Sepkoski's age data: T Mi]. It is not extant.
It was assigned to Comatulida by Sepkoski (2002).
It was assigned to Comatulida by Sepkoski (2002).
Sister genera
Amphorometra, Archaeometra, Bruennichometra, Burdigalocrinus, Coelometra, Comaster, Comatulina, Conoideocrinus, Conometra, Cypelometra, Davidaster, Decameros, Discometra, Glenotremites, Hebeticrinus, Hertha, Heterometra, Himerometra, Jaekelometra, Loriolicrinus, Loriolometra, Microcrinus, Nemaster, Notocrinus, Palaeantedon, Palaeocomaster, Placometra, Pseudoantedon, Pterocoma, Remesimetra, Roiometra, Schlueterometra, Semiometra, Solanocrinites, Solonaerium, Stenometra, Stiremetra, Thiolliericrinus, Vicetiametra
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Synonymy list
| Year | Name and author |
|---|---|
| 1861 | Allionia Michelotti |
| 2002 | Allionia Sepkoski, Jr. |
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