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
Corinthian helmet classical Corinthian helmet fell out of use among the Greeks in favour of more open types, the Italo-Corinthian types remained in use until the 1st century AD, being used, among others, by the Roman army. Apparently (judging from artistic and archaeological evidence) the most popular helmet during the Archaic and early Classical periods, the style gradually gave way to the more open Thracian helmet, Chalcidian helmet and the much simpler pilos type, which was less expensive to manufacture and did not obstruct the wearer's critical senses of vision and hearing as the Corinthian helmet did. Numerous examples of Corinthian helmets