Cephalopoda - Ammonoidea - Proplanulitidae
Parent taxon: Ammonoidea according to Y. Alméras et al. 2010
Sister taxa: Aequiloboidea, Agoniatitida, Ammonitida, Aptychus, Ceratitida, Clymeniida, Cornaptychus, Ellipsolithes, Epimayites, Eubranoceras, Farbesiceras, Forbescieras, Globites, Gomimonomeroceras, Goniatitida, Laevaptychus, Laevicornaptychus, Lenticeratidae, Lilinthiceras, Lytoceratida, Lytocerida, Medlicottiida, Orbulites, Pelagus, Phylloceratida, Phylloceratitida, Phyllocerida, Planulites, Praeglyphioceratida, Prolecanitida, Pronoritida, Psiloceratida, Ptychoceratoidea, Punctaptychus, Rugaptychus, Sidetes, Spinaptychus, Tornoceratida, Tornocerida, Trachyceratina, Tropitoidea, Yokoyamaceras
Subtaxa: none
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of Saudi Arabia (3 collections)
Total: 3 collections each including a single occurrence