METACRYPHAEUS TUBERCULATUS AND METACRYPHAEUS AUSTRALIS (TRILOBITA, PHACOPIDA) FROM THE DEVONIAN OF THE PARANÁ BASIN: TAXONOMY AND PALEOBIOGEOGRAPHY. AMGH. 2016;53(5):552-564. Accessed October 6, 2025. https://ameghiniana.org.ar/index.php/ameghiniana/article/view/2966