Giant Caterpillar Iguazu Falls Argentine side MG_9665

Another species that I cannot name.  Finding it in this plus vegetation was pure luck.  It could be a moth caterpillar, because of its size, however my research were, up to present unsuccessful.

Giant Caterpillar, Iguazu Falls, Argentinian side MG_9665-2

Giant Caterpillar, Iguazu Falls, Argentinian side MG_9665