A name given to the Span- ish Peseta stamped with the figure 400 in a rectangle to indicate its altered value in- to Reis. There are corresponding halves and quarters, stamped respectively 200 and 100. This practice was extensively carried on by private persons in the province of Rio Grande do Sul. See Meili, Portugiesische Munzen . 1890. (ii. 355).
Source: Frey's Dictionary (American Journal of Numismatics, Vol. 50, 1916)