Dendroidea Nicholson, 1872

Selection of related publications
Maletz, J. & Egenhoff, S. O. 2005. Dendroid graptolites in the Elnes Formation (Middle Ordovician), Oslo Region, Norway. Norwegian Journal of Geology 85, 3, 217-221.
Obut, A. M. & Sennikov, N. V. 1981. Polygonograptidae familia nova (systematics, stratigraphic and geographic distribution). Paleozoic West Siberian Plain and its mountain frame, pp. 75-81.
Kaljo, D. 1974. On graptolite zones of Tremadoc and Arenig of Pribaltic and Moscow syneclises. Graptolites of the USSR, pp. 31-36.
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I.
Kaljo, D. (ed) 1970. The Silurian of Estonia.
Bulman, O. M. B. & Rickards, R. B. 1966. A Revision of Wiman's Dendroid and Tuboid Graptolites. Bulletin of Geological Institutions of the University of Uppsala 43, 6-8, 1-72.
Skevington, D. 1963. Graptolites from the Ontikan Limestones (Ordovician) of Öland, Sweden. I: Dendroidea, Tuboidea, Camaroidea, and Stolonoidea. Bulletin of Geological Institutions of the University of Uppsala 42, , 1-62.
Obut, A. & Rytzk, G. 1958. Ordovician and Silurian Dendroidea of Estonia. Trudy Instituta geologii AN ESSR 3, 125-143. Eesti NSV Teaduste Akadeemia Geoloogia Instituudi Uurimused III, pp. 125-143.
Obut, A. M. 1953. Dendroid Graptolites of the north-west Russian Platform. Stratigraphy and fauna of the Ordovician and Silurian West Russian Platform, pp. 26-57.
Wiman, C. 1895. Über die Graptoliten. Bulletin of the Geological Institutions of the University of Uppsala 2, 4, 239-316.