#order_Urodella__Urodella__Caudata__order_Caudata  salamanders; newts; congo snakes
  member:  #urodele  #family_Salamandridae  #family_Ambystomatidae  #family_Cryptobranchidae  #family_Proteidae  #family_Dicamptodontidae  #family_Plethodontidae  #family_Amphiumidae  #family_Sirenidae
  member of:  #class_Amphibia
  supertype:  #animal_order  the order of animals
     supertype:  #order.taxonomic_group  (biology) taxonomic group containing one or more families
        supertype:  #taxonomic_group__taxonomicgroup__taxon  animal or plant group having natural relations
           supertype:  #biological_group  a group of plants or animals
              supertype:  #group__grouping  any number of entities (members) considered as a unit
                 supertype:  pm#collection  something gathering separated things (entities/situations)
                    supertype:  pm#divisible_entity__divisibleentity  many classifications under this category are application-dependant
                       supertype:  pm#entity  something that can be "involved" in a situation
                          supertype:  pm#thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type
                       supertype:  pm#divisible_thing__divisiblething
                          supertype:  pm#thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type

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