#genus_Cerastes__Aspis__genus_Aspis  horned vipers
  supertype:  #reptile_genus__reptilegenu  a genus of reptiles
  member of:  #family_Viperidae
  member:  #horned_viper__cerastes__sand_viper__horned_asp__Cerastes_cornutus  highly venomous viper of North Africa and southwest Asia having a horny spine above each eye

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