Family Hypopterygiaceae - Photographic images of Catharomnion ciliatum and Cyathophorum bulbosum, both found in mixed forest. - http://www.hiddenforest.co.nz/bryophytes/mosses/familys/hypopterygiaceae/hypopterygiaceae.htm
Hypopterygiaceae - Contains 7 genera and 21 species, mostly in eastern Asia and Australasia, growing on decaying logs. Several genera are described and illustrated here. - http://www.dulwichrunners.org.uk/gba/hypo.htm