Group †Calcitarcha G.J.M. Versteegh, T. Servais, Streng, Munnecke & Vachard (2009), incertae sedis [polyphyletic] - calcispheres
   †Gilianelloid taxa
     01 Genus †Aturella Odin (2008)
     02 Genus †Aquilegiella Odin (2008)
     03 Genus †Azymella Odin (2008)
     04 Genus †Caccabella Odin (2008)
     05 Genus †Coraliella Odin (2008)
     06 Genus †Corbella Odin (2008)
     07 Genus †Corniculum Odin (2008)
     08 Genus †Coronadinium H. Willems (1998)
     09 Genus †Gilianella Odin (2007)
     10 Genus †Numismella Odin (2008)
     11 Genus †Orculiella Odin (2008)
     12 Genus †Obbella Odin (2008)
     13 Genus †Pennigerella Odin (2008)
     14 Genus †Pocillella Odin (2008)
     15 Genus †Scutellella Odin (2008)
     16 Genus †Tercensella Odin (2008)
     17 Genus †Tetratropis H. Willems (1990)