Lafontaine & Schmidt (2010) listed Acroria terens as the only member of the genus in America north of Mexico(2) based on a Texas record, but later changed this to Acroria pulchra (Möscher, "1886" = 1888) as the correct name for the Texas moth.(1)
Size
Walker (1857) listed the wingspan as [14 lines] 29.6 mm.