Costonia
edit
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: †Artiopoda
Superclassis: †Trilobitomorpha
Classis: †Trilobita
Ordo: †Asaphida
Superfamilia: Trinucleoidea
Familia: Trinucleidae
Genus: †Costonia
Species: †C. elegans –
†C. ultima
Name edit
Costonia Whittard, 1956
References edit
- Whittard, W.F. 1956. The Ordovician trilobites of the Shelve Inlier, West Shropshire. Palaeontographical Society Monograph, Parts I–VIII, 1–306, with 50 pls. Reference page.
Links edit
- Costonia – Taxon details on Fossilworks.