IRMNG taxon details
basis of record
Museum Victoria KEmu database (Oct 2006) [details]
extant flag source
All genera fossil, refer Sepkoski, 2002. [details]
Unreviewed
Classification Eukaryota (Superkingdom) > Animalia (Kingdom) > Eumetazoa (Subkingdom) > Echinodermata (Phylum) > Blastozoa (Subphylum) > Eocrinoidea (Class) > Ascocystitida (Order) > Ridersiidae (Family) [details]
Descriptive info Echinoderms, marine (characteristics of phylum) (Parker) [details]
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