@abc.abstractmethod<EOL><INDENT>def get_catalogs_by_parent_genus_type(self, catalog_genus_type):<DEDENT>
return<EOL>
Gets a ``CatalogList`` corresponding to the given catalog genus ``Type`` and include any additional catalogs with genus types derived from the specified ``Type``.

        In plenary mode, the returned list contains all known catalogs
        or an error results. Otherwise, the returned list may contain
        only those catalogs that are accessible through this session.

        :param catalog_genus_type: a catalog genus type
        :type catalog_genus_type: ``osid.type.Type``
        :return: the returned ``Catalog list``
        :rtype: ``osid.cataloging.CatalogList``
        :raise: ``NullArgument`` -- ``catalog_genus_type`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure

        *compliance: mandatory -- This method must be implemented.*