• Boolean : Om::Owner< ThisValue > , Om::Source::Source< ThisItem >
• CodeUnitSource : Om::Source::CodePointSource< char const * >
• ElementDeque : Om::Language::Literal
• FormDeque : Om::Language::Expression
• FormRange : Om::Language::Operation::FillOperation
• IncompleteOperationVector : Om::Language::Evaluator
• Map : Om::Language::Lexicon , Om::Language::System
• NodeArray : Om::List< ThisValue >
• OperandDeque : Om::Language::Form
• PairList : Om::Language::Lexicon
• StreamIterator : Om::Source::StreamSource< ThisItem >
• TranslatorVector : Om::Language::Environment