International Commission on Zoological Nomenclature. Opinion 271 Addition to the Official List of Generic Names in Zoology of the generic names Equus Linnaeus, 1758 (class Mammalia) and Aica Linnaeus, 1758 (class Aves) (Opinion supplementary to Opinion 16).Opinions and declarations rendered by the International Commission on Zoological Nomenclature 6(3), 41-50 (1954)
GBIF Backbone Taxonomy. doi:10.15468/39omei
Accessed via http://www.gbif.org/species/2440881 on 2016-06-26
CC BY 3.0
This backbone name usage is included because it was found in another checklist at the time the backbone was built. The primary source name usage (117243268) has since been removed from the portal.
This record was last modified on Apr 13, 2016.