Brachiopoda

Sulevorthis Jaanusson et Bassett, 1993

Selection of related publications
Hints, L., Hints, O., Nemliher, R., Nõlvak, J. 2007. Hulterstad brachiopods and associated faunas in the Vormsi Stage (Upper Ordovician, Katian) of the Lelle core, Central Estonia. Estonian Journal of Earth Sciences 56, 3, 131-142.
Jaanusson, V., Bassett, M. G. 1993. Orthambonites and related Ordovician brachiopod genera. Palaeontology 36, 1, 21-63.
Oraspõld, A. L. 1959. Some representatives of the Superfamily Orthacea from the Upper Ordovician of Estonia. Tartu Riikliku Ülikooli Toimetised 75, I, 51-79. Töid Eesti NSV geoloogia alalt, I, pp. 51-79.