2. Dicranodontium Bruch, Schimp. et Guemb. Bryol. Eur. 1: 159. 1847.

Much resembling Campylopus: and differing mainly in the linear, upper leaf cells and the deeply divided peristome teeth.

Type species: D. longirostre (Web. et Mohr) Bruch, Schimp. et Guemb. ( Didymodon longirostris Web. et Mohr).

Dicranodontium pulchroalare Broth. Trans. Linn. Soc. London Bot. ser. 2. 6: 89. l90l.

Type specimens: McConnell & Quelch 345, 346, British Guiana (K).

The type specimens have been collected on Mount Roraima, British Guiana, at circa 2500 m. One of the specimens (345) has straight leaves on laxly foliate stems; the other specimen has stems more densely foliate, with rather strongly falcate leaves.