Definition of Cheloniellida. Meaning of Cheloniellida. Synonyms of Cheloniellida

- Cheloniellida is a taxon (usually referred to as an order) of extinct Paleozoic arthropods. As of 2018, 7 monotypic genera of cheloniellids had been formally...
- Trilobita † Agnostida (possibly trilobites) † Nektaspida † Aglaspidida † Cheloniellida † Bu****heia † Erratus † Fengzhengia † Fuxian****ida † Isoxyida † Kiisortoqia...
- Bergstrom, 1997 †Strabopida Hou & Bergström, 1997 †Aglaspida Walcott, 1911 †Cheloniellida Broili, 1932 Chelicerata Heymons 1901 Family †Sanctacarididae Legg &...
- Emeraldella Eozetetes Kodymirus Sidneyia Carimersa Cheloniellida Cheloniellon Drabovaspis? Duslia Neostrabops Paraduslia Pseudarthron Triopus Aglaspidida...
- †Archaeostraca Order †Hoplostraca Order Leptostraca Order †Emeraldellida Order †Cheloniellida Order †Sidneyiformes Order †Acanthomeridiida Order †Aglaspidida Order...
- †Zhugeia Vicissicaudata †Xenopoda (possibly paraphyletic) †Sidneyia †Emeraldella †Etania †Kodymirus †Eozetetes †Carimersa †Cheloniellida †Aglaspidida...
- †Trilobita Order †Aglaspida Order †Strabopida class Pycnogonida (?) Order †Cheloniellida Subphylum Chelicerata class Xiphosura class †Eurypterida class †Chasmataspidida...
- Emeraldella brocki Cheloniellida...
- Emeraldella Eozetetes Kodymirus Sidneyia Carimersa Cheloniellida Cheloniellon Drabovaspis? Duslia Neostrabops Paraduslia Pseudarthron Triopus Aglaspidida...
- more closely related to Aglaspidida, Kodymirus and Eozetetes than to Cheloniellida, Sidneyia or Emeraldella. Briggs, Derek E. G.; Siveter, David J.; Siveter...