Scala naturae Aristoteles, nom. inval.
   [Animalia] nom. inval. see Kingdom Animalia nom. inval.
     ánhaima Aristoteles, nom. inval. - bloodless animals
       Class malákia Aristoteles, nom. inval. - cephalopod mollusks see Class Cephalopoda Cuvier, 1795
         1 polúpous Homerus, nom. inval. see [unranked] polypous Homerus, nom. inval.