†family Arriagadoolithidae Agnolin et al. 2012 (coelurosaur)
Reptilia - Theropoda - Arriagadoolithidae
Full reference: F. L. Agnolin, J. E. Powell, F. E. Novas and M. Kundrát. 2012. New alvarezsaurid (Dinosauria, Theropoda) from uppermost Cretaceous of north-western Patagonia with associated eggs. Cretaceous Research 35(1):33-56
Parent taxon: Alvarezsauria according to F. L. Agnolin et al. 2012
Sister taxa: Alvarezsauroidea, Aorun, Shishugounykus
Subtaxa: Arriagadoolithus
Ecology: ground dwelling carnivore
Distribution: found only at Salitral Ojo de Agua (general) (Cretaceous of Argentina)