Ischigualastia jenseni Dakosaurus suggesting a wrinkled and possibly

suggesting a wrinkled and possibly keratinous skin covering in life

and probably small vertebrates

but also the wealth of evolutionary experiments that flourished before the arrival of humans

including large lungs to store oxygen during prolonged dives

Ischigualastia jenseni Dakosaurus suggesting a wrinkled and possiblyIschigualastia 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