Catoscopium is a genus of haplolepideous mosses (Dicranidae) in the monotypic family Catoscopiaceae .
The family Catoscopiaceae has traditionally been considered part order Bryales.. However, phylogenetic analyses have found Catoscopium to be the earliest branching group in Dicranidae, as part of a grade of protohaplolepidous lineages. Catoscopiaceae are not currently assigned to an order.
The genus contains the following species:
Catoscopium martianum (Hoppe & Hornsch.) Huebener
Catoscopium nigritum ...