AbstractPinnatella mariei(Besch.) Broth.(Neckera marieiBesch.) is transferred from the Neckeraceae to the Leptodontaceae and recognized as the single species of its genus:Caduciella mariei(Besch.) Enroth,gen. et comb. nov.The transfer and recognition of a new genus are based on vegetative characters since the gametoecia and sporophytes are unknown. The Leptodontaceae is tentatively recognized as being composed of the generaLeptodonMohr,CaduciellaEnroth,CryptoleptodonRen.&Card., andForrstroemiaLindb. Lectotypes are selected for Neckera mariei andPinnatella micropteraFleisch.Caduciella marieiis recorded for the first time for China and Australia.