Taxonavigation

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Taxonavigation: Cyrtonellida 

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Monoplacophora
Ordo: †Cyrtonellida

Familia: †Cyrtolitidae
Genus: † Cyrtonellopsis

Species: † C. huzzahensis

Name

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Cyrtonellopsis Yochelson, 1958

References

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  • Some Lower Ordovician monoplacophoran mollusks from Missouri. Journal of the Washington Academy of Sciences, 1958, 48(1), 8-14.