Lytoceratina

Lytoceratina Temporal range: Lower Jurassic–Upper Cretaceous PreꞒ Ꞓ O S D C P T J K Pg N
Fossil shells of Lytoceras cornucopia from Isère (France), on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	†Ammonoidea
Order:	†Ammonitida
Suborder:	†Lytoceratina Hyatt, 1899
Families
Lytoceratidae Arcuceratidae Bochianitidae Dactyloceratidae Derolytoceritidae Ectocentritidae Gaudryceratidae Nannolytoceratidae Pleuroacanthitidae Protetragonitidae Tetragonitidae

Lytoceratina is a suborder of Jurassic and Cretaceous ammonites that produced loosely coiled, evolute and gyroconic shells in which the sutural element are said to have complex moss-like endings.