Mary Alan Hokanson

Arthur is a 30-year-old child who will inherit $750 million if he complies with his family's demands and marries the woman of their choosing.

As a result of nuclear testing, gigantic, ferocious mutant ants appear in the American desert southwest, and a father-daughter team of entomologists join forces with the state police officer who first discovers their existence, an FBI agent and, eventually, the US Army to eradicate the menace, before it spreads across the continent, and the world.