Connagnostus

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: †Trilobitomorpha
Classis: †Trilobita
Ordo: †Agnostida
Subordo: †Agnostina
Superfamilia: †Agnostoidea

Familia: Agnostidae
Subfamilia: Agnostinae
Genus: Connagnostus
Species: C. fritzi – C. tandoshkensis – C. venerabilis
Name

Connagnostus Opik 1967
References

The Paleobiology Database accessed on 11/04/07

Connagnostus is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived from 501 to 490 million years ago during the Dresbachian faunal stage of the late Cambrian Period.[1]
References

Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology. 364: 560. Archived from the original on 2006-09-05. Retrieved 2008-01-12.