Taxon - Links and literature
Havlíček V. & Štorch P. (1990): Silurian brachiopods and benthic communities in the Prague Basin (Czechoslovakia), Ústřední ústav geologický, Academia [as Hebetoechia sphaerulea Havlíček, 1983]
Havlíček V. & Štorch P. (1990): Silurian brachiopods and benthic communities in the Prague Basin (Czechoslovakia), Ústřední ústav geologický, Academia [as Hebetoechia sphaerulea Havlíček, 1983]