He named it Bufo microscaphus and the type locality was Fort Mohave , Arizona .
The Arizona toad was first described by the American herpetologist Edward Drinker Cope in 1867 .
herpetologist named it Bufo microscaphus and the type locality was Fort Mohave , Arizona .
The Arizona toad was first described by the American herpetologist Edward Drinker Cope in 1867 .