Genus

Cyrtonotella Schuchert et Cooper, 1931

Selection of related publications
Hints, L. 2019. The Ordovician brachiopod genus Cyrtonotella: taxonomy and distribution in the Baltic Basin. Estonian Journal of Earth Sciences 68, 3, 147-159. DOI:10.3176/earth.2019.10
Hints, L. 2014. Revision of the concept of the orthide brachiopod Cyrtonotella in the Middle Ordovician of the East Baltic. Estonian Journal of Earth Sciences 63, 2, 63-70. DOI:10.3176/earth.2014.05
Hints, L. 2004. Maximizing diductor adhension: An unusual cardinal process in Late Ordovician brachiopods from Estonia. Acta Palaeontologica Polonica 49, 4, 635-638.
Rubel, M. P. 1961. Lower-Ordovician brachiopods of the superfamilies Orthacea, Dalmanellacea and Syntrophiacea of Eastern Baltic. ENSV TA Geoloogia Instituudi Uurimused VI, 141-226.
Öpik, A. 1934. Über Klitamboniten. Acta et Commentationes Universitatis Tartuensis XXVI, 5, 1-239. K. Mattiesen.
Öpik, A. 1930. Brachiopoda Protremata der estländischen ordovizischen Kukruse-Stufe. Tartu Ülikooli Geoloogia Instituudi Toimetused 20, 1-261.
Eichwald, E. 1860. Lethaea Rossica ou Paléontologie de la Russie. Premier volume. Ancienne Période en deux sections. pp. XIX+1–1657. E. Schweizerbart. DOI:10.5962/bhl.title.52391
List of species
2. Cyrtonotella kuckersiana (Wysogórski, 1900) | Kukruse StageHaljala Stage
3. Cyrtonotella laine (Öpik, 1930) | Kukruse StageHaljala Stage
4. Cyrtonotella semicircularis (Eichwald, 1829) | Kunda StageAseri Stage