// Registry
public CoreRegistry()
        {
            ForRequestedType(typeof(IRepository<>))
                .TheDefaultIsConcreteType(typeof(NHRepository<>));

            ForRequestedType<IUnitOfWorkFactory>()
                .TheDefaultIsConcreteType<UnitOfWorkFactory>().AsSingletons();

            Scan(x =>
                     {
                         // Scan the types in the assembly that contains this Registry class
                         x.TheCallingAssembly();
                         x.AddAllTypesOf<SCPersistenceModel>();
                         x.WithDefaultConventions();
                     });
        }
// Custom Persistence Model Wrapper
// Just adding a public way to AddMappingsFromThisAssembly() basically.
public abstract class SCPersistenceModel : PersistenceModel
{
    public abstract void AddMappings();
}

// Custom Persistence Model Implementation
public class DDDModelPersistence : SCPersistenceModel
{
     public DDDModelPersistence() : base()
     { }

     public override void AddMappings()
     {
         addMappingsFromThisAssembly();
     }
}

// Usage in UOW Factory
var persistenceModels = ObjectFactory.GetAllInstances<SCPersistenceModel>();
     foreach (var model in persistenceModels)
     {
          model.AddMappings();
          model.Configure(_configuration);
     }