Direct superclass relationships among the specified metaobject classes. The class of every class shown is standard-class except for the class t which is an instance of the class built-in-class and the classes generic-function and standard-generic-function which are instances of the class funcallable-standard-class.

Metaobject Class Direct Superclasses
standard-object (t)
funcallable-standard-object (standard-object function)
* metaobject (standard-object)
* generic-function (metaobject funcallable-standard-object)
standard-generic-function (generic-function)
* method (metaobject)
standard-method (method)
* standard-accessor-method (standard-method)
standard-reader-method (standard-accessor-method)
standard-writer-method (standard-accessor-method)
* method-combination (metaobject)
* slot-definition (metaobject)
* direct-slot-definition (slot-definition)
* effective-slot-definition (slot-definition)
* standard-slot-definition (slot-definition)
standard-direct-slot-definition (standard-slot-definition direct-slot-definition)
standard-effective-slot-definition (standard-slot-definition effective-slot-definition)
* specializer (metaobject)
eql-specializer (specializer)
* class (specializer)
built-in-class (class)
forward-referenced-class (class)
standard-class (class)
funcallable-standard-class (class)