Devonozyga Horný, 1955
Type species. Devonozyga perneri Horný, 1955 (OD).
Remarks. Horný (1955) established Devonozyga for two Early Devonian species from the Barrandian ( D. perneri and D. diversicostata), and for Loxonema arduum Kirchner, 1915, from Germany. Heidelberger (2007) added Devonozyga bandeli Heidelberger, 2007, from the Givetian (Middle Devonian) of Sötenich (Germany).