post-classic
/ˌpəʊs(t)ˈklasɪk/adjective
1= post-classical.
2 Archaeol. Usually with capital initial in the first element. Of, relating, or belonging to that period of Meso-American civilization from 900 to 1520 which followed the Classic.
Origin
Mid 19th century; earliest use found in Harper's Magazine. From post- + classic.