The Crioulo is from Rio Grande do Sul in Brazil. It is a variety of Criollo or native horse of the region.
Reference:
Mason, I.L. 1996. A World Dictionary of Livestock Breeds, Types and Varieties. Fourth Edition. C.A.B International. 273 pp.
Photographs:
Roberto Davis, Crioulos Breeders Association of São Sepé, RS, Brazil