Paracrinoidea
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[edit]
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Echinodermata
Subphylum: Crinozoa
Classis: †Paracrinoidea
Genera: †Bistomiacystis
Name[edit]
Paracrinoidea Regnell 1945
⧼Uncertainties⧽[edit]
One hypothesis says that paracrinoids belong in their own subphylum called Paracrinozoa.Also disputes about whether belonging to Crinozoa, Blastozoa, or neither.
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.
Links[edit]
Vernacular names[edit]
English: Paracrinoidea
中文: 拟海百合纲
中文: 拟海百合纲