Entodontaceae - Links to information about the specimens in the American Bryophyte Catalogue of The New York Botanical Garden. www.nybg.org/bsci/hcol/bryo/Entodontaceae.html
Pleurozium schreberi - A description of one of the most common mosses in the UK and across northern Europe. www.rook.org/earl/bwca/nature/moss/pleuroziumsch.html
Pleurozium schreberi - A photograph of the gametophyte. www.bioimages.org.uk/HTML/P139447.HTM
