Bivalvia

Nuculoidea Gray, 1824

Selection of related publications
Isakar, M. 1991. Harjuan (Late Ordovician) new Bivalves and a new Gastropod from North Estonia. Acta et Commentationes Universitatis Tartuensis 934, 43-60. Eesti Ordoviitsiumi paleontoloogia ja stratigraafia, pp. 43-60.
Kiselev, G. N., Sinitsyna, I. N., Isakar, M. A., Mironova, M. G., Saladzhius, V. Y. 1990. Atlas of Upper Ordovician and Silurian molluscs from the nort-western part of East-European platform.
Soot-Ryen, H. 1964. Nuculoid ppelecypods from the Silurian of Gotland. Arkiv för Mineralogi och Geologi 3, 28, 489-519.