Rare species belonging to the trigonodontoidae family. This type of specimens in the fossil record of the upper cretaceous phosphates of the ouled abdoun basin are not common. Stephanodus sp, zittel 1883 (ray-finned fish). Osteichthyes – tetraodontiformes – trigonodontoidae. Parent taxon: trigonodontoidae according to g. See also kumar and loyal 1987. Environments: marginal marine, marine, estuary/bay , terrestrial , carbonate , coarse channel fill , shallow subtidal , lagoonal/restricted shallow subtidal , coastal , fluvial-lacustrine , transition zone/lower shoreface. Age range: 161.2 to 40.4 ma. Eocene of india , pakistan. Cretaceous of bolivia, france , india , jordan , mexico , niger , syria , united states (delaware, georgia, maryland, new jersey, north carolina, south carolina), morocco. This item is made of matrice, cristaux, gros cristaux, minéral naturel, naturel, skutterudite, dent, assiette and crétacé.