Ischigualastia jenseni Escala:1:35 and both premaxillae were connected

and both premaxillae were connected by an additional connection

Atopodentatus ocupó un nicho muy diferente

Longitud hocico-cola 152 mm

making this interaction a dynamic example of changing selective pressures across the life cycle

one of the top predators in these environments

Ischigualastia jenseni Escala:1:35 and both premaxillae were connectedIschigualastia jenseni was a large kannemeyeriiform dicynodont from the Late Triassic of South America, known from fossil remains recovered from the Ischigualasto Formation in San Juan Province, Argentina. Originally described by Cox in 1962, this taxon represents one of the most characteristic large non dinosaurian herbivores of Carnian continental ecosystems and one of the most imposing dicynodonts in the South American fossil record. Its generic