[2813] His age and country are unknown.

[2814] “The house that has no sweeping.”

[2815] “Subtegulanea.”—“Undercover;” in contradistinction to the “subdialia” of next Chapter.

[2816] “Pavimentum,” from “pavio,” to “beat down.”

[2817] “Scutulatum.”—Having figures in the shape of a lozenge or rhombus.

[2818] The line is,

“Arte pavimenti atque emblemate vermiculato;”

literary compositions being compared by him to the artificial construction of a pavement.

[2819] “Subdialia;” more literally, “open-air pavements.”

[2820] Or “kernel;” so called because it lay in the middle. Vitruvius says that it was composed of one part lime, and three parts pounded pottery.