Agkistrodon Palisot de Beauvois, 1799
Agkistrodon contortrix subsp. contortrix Linnaeus, 1766
Agkistrodon contortrix laticinctus Gloyd & Conant, 1934
Agkistrodon contortrix mokasen Palisot DE Beauvois, 1799
Agkistrodon contortrix subsp. phaeogaster
Agkistrodon contortrix pictigaster Gloyd & Conant, 1943