Magaca qoyska Allosauridae waxaa loo sameeyay jilibkan sanadkii 1878 waxaa qoray Othniel Charles Marsh, laakiin ereyga si weyn looma adeegsan ilaa 1970-yadii oo lagu doortay Megalosauridae, oo ah qoys kale oo theropods ah oo ugu dambeyntii noqday taxon qashinka. Tani, oo ay weheliso adeegsiga Antrodemus ee Allosaurus isla muddadaas, waa qodob loo baahan yahay in la xasuusto marka la raadinayo macluumaadka ku saabsan Allosaurus ee daabacaadaha ka horeeya James Madsen's 1976 monograph. Daabacaadaha waaweyn ee adeegsanaya magaca "Megalosauridae" ee "Allosauridae" waxaa ka mid ah Gilmore, von Huene, Romer, 1926, Yang, 1956 iyo 1964, Walker Steel, 1964-kii.
Xayawaanada loo yaqaano Allosauridae