Mulichinco Formation
The Mulichinco Formation is a geological formation in Argentina. It is Valanginian in age and is predominantly terrestrial, being deposited at a time of marine regression in the Neuquén Basin, and predominantly consists of siliciclastic rocks.Dinosaur remains have been found in the formation, including those of the dicraeosaurid Pilmatueia and carcharodontosaurid Lajasvenator.