? andrewsi Harrison & Walker, 1975 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Chordata family Troodontidae Name Homonyms ? andrewsi Ward, 1992 ? andrewsi Harrison & Walker, 1975 ? andrewsi Winchell, 1870 ? andrewsi Hogg, 1902 ? andrewsi Whitfield, 1882 ? andrewsi W.F.Kirby, 1900 ? andrewsi Schmidt, 1913 ? andrewsi Ameghino, 1901 ? andrewsi Mathews, 1911 ? andrewsi Huene, 1932