A private, user-defined data type declared in a class module does not
appear in the Auto List Members box as expected. However, a private,
user-defined data type does appear in the Object Browser when you select
the project name from the list of Libraries.
This problem does not occur with a user-defined data type declared in a
Microsoft has confirmed this to be a problem in Microsoft Access 97.
This problem no longer occurs in Microsoft Access 2000.
For more information about user-defined data types, search the Help Index
for "Type Statement."