Cancellothyrididae is a family of brachiopods belonging to the order Terebratulida. It was first described by James Allan Thomson in 1926.
Genera Accepted genera by IRMNG: †Alithyris Sun, 1981 †Bisulcina Titova, 1977 Cancellothyris Thomson, 1926 Cooperithyris Cricosia Cruralina Gyrosoria Murravia Ortholina Praeterebratulina Rhynchonellopsis Sendaithyris Surugathyris Symphythyris Terebratulina Trochifera
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