Zanten, B.O. van (2008), A synoptic review of the Racopilaceae (Bryophytes, Musci) II. The genera Powellia Mitt., Powelliopsis Zanten gen. nov. and Timokoponenia Zanten gen. nov. Lindbergia 33(2): 62 [comb. nov.]

basionym: Racopilum integrum Dixon legitimate

Cairns, A.; Meagher, D.; Ramsay, H.P. (2019), A revised checklist of the moss flora of the Australian Wet Tropics. Telopea 22: - [secondary reference]

Klazenga, N. (2023), Census of Australian Bryophytes v. 2023-02-28: - APC [secondary reference]

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