https://en.wikipedia.org/wiki/Amphicyonidae
https://www.purebreak.com.br/midia/o-dunkleosteus-ficou-conhecido-pela-74611.html
https://pt.wikipedia.org/wiki/Tanystropheus
https://en.wikipedia.org/wiki/Tanystropheus
https://g1.globo.com/sp/campinas-regiao/terra-da-gente/noticia/2022/04/11/primas-das-sucuris-e-jiboias-pitons-sao-cobras-exoticas-nao-peconhentas.ghtml
https://www.maioresemelhores.com/maiores-especies-de-cobras-do-mundo/
https://www.atlasvirtual.com.br/titanoboa.htm
https://mundopre-historico.blogspot.com/2011/11/arthropleura.html
https://en.wikipedia.org/wiki/Arthropleura
https://pt.wikipedia.org/wiki/Varanus_priscus
https://infoanimales.net/pt/dinosaurios/megalania/
https://mundopre-historico.blogspot.com/2011/04/meganeura.html
https://chc.org.br/artigo/libelula-gigante/