Erg (landform) and western Asia, and Central Australia. In South America, ergs are limited by the Andes Mountains, but they do contain extremely large dunes in coastal Peru and northwestern Argentina. They are also found in several parts of the northeast coast of Brazil. The only active erg in North America is in the Gran Desierto de Altar () that extends from the Sonoran Desert in the northwestern Mexican state of Sonora to the Yuma Desert of Arizona and the Algodones Dunes of southeastern California. An erg that has been fixed by vegetation forms the Nebraska Sandhills (). Sand seas and dune
Erg (comics) refuge on Utopia, and participated in the fight against the attacking Nimrods. Erg is a mutant who is able to absorb all forms of energy and project them in blasts from his right eye, which he calls his "electric eye". Erg has appeared in a few episodes of the "X-Men: The Animated Series" with his fellow Morlocks and fought the X-Men. Erg (comics) Erg is a fictional mutant character appearing in American comic books published by Marvel Comics. Erg's first appearance was in "Power Pack" #12 (July 1985), and he was created by Louise Simonson and June Brigman. The character