Genus: Teyujagua PINHEIRO, FRANCA, LACERDA, BUTLER, & SCHULTZ, 2016
Etymology: Genus named after Teyu Yagua, one of the seven legandary beasts in the mythology of the Guarani ethnic group, who occupied a large territory of cental east South America, including the type locality of the new species: Teyu yagua, literally meanng 'fierce lizard' is commonly represented as a dog-headed lizard.
Species: paradoxa PINHEIRO, FRANCA, LACERDA, BUTLER, & SCHULTZ, 2016
Etymology: Greek, paradoxa, "paradoxical, unexpected": Owing to its unusual ombination of plesimorphic and derived characters.
Holotype: UNIPAMPA 653
Locality: Sao Francisco de Assis municipality, Rio Grande do Sul State, Soutehrn Brazil.
HorizonSanga do Cabral Formation.
Age:Induan to early Olenkian Stage, Scythian Epoch, Early Triassic.
Material: An almost complete, well-preserved skull with associated cervical