Tuscan order A plain astragal or taenia ringed the column beneath its plain cap. Palladio agreed in essence with Serlio: "The Tuscan, being rough, is rarely used above ground except in one-storey buildings like villa barns or in huge structures like Amphitheatres and the like which, having many orders, can take this one in place of the Doric, under the Ionic." Unlike the other authors Palladio found Roman precedents, of which he named the arena of Verona and the Pula Arena, both of which, James Ackerman points out, are arcuated buildings that did not present columns and entablatures. A striking feature is
Etruscan architecture section of the front, just presenting a blank platform wall elsewhere. There may only be columns at the front portico. In Etruscan temples, more than Roman ones, the portico is deep, often representing, as Vitruvius recommends, half of the area under the roof, with multiple rows of columns. At least in later temples, versions of Greek Aeolic, Ionic and Corinthian capitals are found, as well as the main Tuscan order, a simpler version of the Doric, but the attention to the full Greek detailing in the entablature that the Romans pursued seems to have been lacking. Fluted Tuscan/Doric columns can