[Cheryl]

Petaybee
Powers That Be (with Elizabeth Ann Scarborough)
Power Lines (with Elizabeth Ann Scarborough)
Power Play (with Elizabeth Ann Scarborough)
Changelings: Book One of The Twins of Petaybee (with EAS)
Maelstrom (with EAS)
Deluge (with EAS, forthcoming in Mar 2008)



Acorna
Acorna (with Margaret Ball)
*The Unicorn Girl (Jody Lynn Nye et al.; *not authored by McCaffrey)
Acorna's Quest (with Margaret Ball)
Acorna's People (with Elizabeth Ann Scarborough)
Acorna's World (with Elizabeth Ann Scarborough)
Acorna's Search (with Elizabeth Ann Scarborough)
Acorna's Rebels (with Elizabeth Ann Scarborough)
Acorna's Triumph (with Elizabeth Ann Scarborough)
First Warning: Acorna's Children (with EAS)
Second Wave (with EAS)
Third Watch (with EAS)