Mastamho, sometimes also referred to as Mustamho, is the creator deity of the first Mohave

Mohave

Mohave or Mojave are a Native American people indigenous to the Colorado River in the Mojave Desert. The Fort Mojave Indian Reservation includes parts of California, Arizona, and Nevada...

 people along the Colorado River

Colorado River

The Colorado River , is a river in the Southwestern United States and northwestern Mexico, approximately long, draining a part of the arid regions on the western slope of the Rocky Mountains. The watershed of the Colorado River covers in parts of seven U.S. states and two Mexican states...

 in the Mojave Desert

Mojave Desert

The Mojave Desert occupies a significant portion of southeastern California and smaller parts of central California, southern Nevada, southwestern Utah and northwestern Arizona, in the United States...

 and Colorado Desert

Colorado Desert

California's Colorado Desert is a part of the larger Sonoran Desert, which extends across southwest North America. The Colorado Desert region encompasses approximately , reaching from the Mexican border in the south to the higher-elevation Mojave Desert in the north and from the Colorado River in...

. Mastamho is the grandson of the Earth Mother (in South America

South America

South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

 referred to as Pachamama

Pachamama

Pachamama is a goddess revered by the indigenous people of the Andes. Pachamama is usually translated as Mother Earth, but a more literal translation would be "Mother world"...

) and the Sky Father. He was the son of Matavilya and a sister, Frog Woman, and a brother, Kaatar. Mastamho is pictured on the Blythe Intaglios

Blythe Intaglios

The Blythe Intaglios or Blythe Geoglyphs are a group of gigantic figures found on the ground near Blythe, California in the Colorado Desert. The intaglios are found east of the Big Maria Mountains, about north of downtown Blythe, just west of U.S. Highway 95 near the Colorado River. The largest...

with stretched arms, which indicates that he protects his people from destruction against flood.