Note "Fossil range: Lapshina (1958) classified the deposits into the Kaezian part of the Ostrog Subgroup (Bashkirian according to Amler & Silantiev 2022), but Betekthina (1966) treated all the Lapshina species she listed as of Mazurovian (latest Bashkirian to Moscovian) age. Exact age uncertain." for taxon Anthraconaia ovalis Lapshina, 1958 † has been added by Thomas A. Neubauer via the webinterface on 2024-05-28T08:20:55+00:00
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