Schmidtia intermedia var. similis Czerniavsky, 1880: 106

Schmidtia intermedia var. similis Czerniavsky, 1880: 106 (no illustration).

Described by Czerniavsky from the Sinus Novorossijsk, Black Sea coast of Russia, approximate coordinates 44.68°N 37.82°E (syntypes ZIN-RAS 11420, coll. Czerniavsky, 1870/IV). As stated above, this variety is the nominotypical variety to be named S. intermedia var. intermedia . Above I proposed to merge all varieties of S. intermedia under the species combination Petrosia (Petrosia) intermedia (Czerniavsky, 1880.