"Heterococcoliths"
   "Placoliths"
     Order †Watznaueriales Bown (1987)
       Family †Watznaueriaceae Rood, Hay & Barnard (1971)
         Genus †Ansulasphaera Grun & Zweili (1980)
         ?Genus †Bibreviconus Rahman & Roth (1991)
         Genus †Bussonius Goy (1979)
         Genus †Cyclagelosphaera Noel (1965)
         ?Genus †Cylindralithus Bramlette & Martini (1964)
         ?Genus †Diazomatolithus Noel (1965)
         Genus †Lotharingius D. Noel (1973)
         Genus †Watznaueria P. Reinhardt (1964)