Petalocrinidae
Taxonavigation
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Kingdom: Animalia
Subregnum: Eumetazoa
Cladus: ParaHoxozoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Echinodermata
Subphylum: Crinozoa
Classis: Crinoidea
Subclassis: †Cladida
Infraclassis: Cyathocrinina
Superfamilia: Gasterocomacea
Familia:
Genus: Petalocrinus
Name
Petalocrinidae Weller and Davidson, 1896