3 literature references for Sematophyllum subcochleatum Dixon & Thériot, 1942:

Author: Born, S., J.-P. Frahm & T. Pócs
Year: 1993
Title: Taxonomic results of the BRYOTROP Expedition to Zaire and Rwanda. 26. A new checklist of the mosses of Central Africa
Source: Trop. Bryol.
Author: Crosby, M. R. and others - INSUFFICIENT
Year: 1999
Title: INSUFFICIENTLY known because not REVISED since its pre-1963 publication; that is to say we have no more information about the species than Index Muscorum; merely relisted without additional specimens in a checklist since 1963; may have been treated in
Source: Checklist Mosses
Author: Dixon & Thériot
Year: 1942
Title:
Source: Melanges Bryol. Lichenol. [Rev. Bryol. Lichenol. 12:]