Fungi (Jahn & Jahn, 1959)
   Class Gymnocarpi
     Order Hymenothecii
       Gymnoderma
         Genus Merisma Pers. (1797) see Genus Thelephora Ehrh. ex Willd. (1787), nom. sanct.
           Decumbentia, subcarnosa, ramis paucis subdifformibus.