Priodontes maximus (Kerr, 1792) . In Linnaeus, Anim. Kingdom, p. 112.

TYPE LOCALITY: French Guiana, "Cayenne."

DISTRIBUTION: South America east of the Andes from N Venezuela and the Guianas south to Paraguay and N Argentina.

STATUS: CITES - Appendix I; U.S. ESA - Endangered; IUCN - Vulnerable as P. giganteus .

SYNONYMS: giganteus G. Fischer, 1814; gigas G. Cuvier, 1817; grandis Olfers, 1818 .