Paracrinoidea

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Taxonavigation[edit]

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Echinodermata
Subphylum: Pelmatozoa
Classis: †Paracrinoidea
Genera: †Bistomiacystis

References[edit]

  • Sumrall, C.D.; Deline, B. 2009: A new species of the dual-mouthed paracrinoid Bistomiacystis and a redescription of the edrioasteroid Edrioaster priscus from the Upper Ordovician Curdsville Member of the Lexington Limestone. Journal of paleontology, 83: 135–139.