Definition of Symmoriiformes. Meaning of Symmoriiformes. Synonyms of Symmoriiformes

- Symmoriiformes is an extinct order of cartilaginous fish. Originally named Symmoriida by Zangerl (1981), the name has since been corrected to Symmoriiformes...
- elasmobranchs, recent studies have found members of the shark-like "symmoriiformes", which may be paraphyletic, to be early diverging relatives of Holocephali...
- classification of stethacanthids and symmoriids difficult. More recently, Symmoriiformes as a whole has been reclassified as part of Holocephali, meaning that...
- †Hybodontiformes †Phoebodontiformes †Xenacanthida Ray Shark Holocephali †Eugeneodontida †Iniopterygiformes †Petalodontiformes †Symmoriiformes Chimaera Bony...
- †Hybodontiformes †Phoebodontiformes †Xenacanthida Ray Shark Holocephali †Eugeneodontida †Iniopterygiformes †Petalodontiformes †Symmoriiformes Chimaera Bony...
- †Hybodontiformes †Phoebodontiformes †Xenacanthida Ray Shark Holocephali †Eugeneodontida †Iniopterygiformes †Petalodontiformes †Symmoriiformes Chimaera Bony...
- †Hybodontiformes †Phoebodontiformes †Xenacanthida Ray Shark Holocephali †Eugeneodontida †Iniopterygiformes †Petalodontiformes †Symmoriiformes Chimaera Bony...
- †Hybodontiformes †Phoebodontiformes †Xenacanthida Ray Shark Holocephali †Eugeneodontida †Iniopterygiformes †Petalodontiformes †Symmoriiformes Chimaera Bony...
- Symmoriidae, Stethacanthidae and Falcatidae are included within the Order Symmoriiformes and form a monophyletic group. Stethacanthids are a very derived group...
- cartilaginous fishes closely related to, and possibly nested within, Symmoriiformes. They are characterized by having an elongated body with a spine in...