The geological history and evolution of the horse
By: by Elmer S. Riggs, Assoc. Curator of Paleontology.
Contributors: Field Museum of Natural History. Dept. of Geology.
Series: Field Museum of Natural History, Chicago. Geology leaflet 13; Fieldiana, Popular series, Geology, no. 13; Geology leaflet -- no. 13
Publisher: Field Museum of Natural History
Published: 1932
Place of publication: Chicago
Subjects: Horses.; Horses, Fossil.; Evolution.; Paarden (dieren); Evolutie.
Other titles: History and evolution of the horse