Author:(Engelm.)E.F.Anderson.
Family:Cactaceae.
Habitat:Mexico.
Synonym:Echinocactus setispinus var.cachetianus,
Hamatocactus setispinus var.setaceus,
Thelocactus setispinus,
Ferocactus setispinus,Echinocactus setispinus,
Echinocactus hamatus,
Thelocactus setispinus var.hamatus.

-Thelocactus:Thelo is the Greek word for nipple,which refers to the tubercles common in this Genus.