Order

Dendroidea Nicholson, 1872

Aiheeseen liittyvät julkaisut
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 (sistematika, stratigrafičkskoe i geografičeskoe rasprostranenie). Transactions of the Institute of Geology and Geophysics 482, 75-81. Nauka.
Kaljo, D. 1974. On graptolite zones of Tremadoc and Arenig of Pribaltic and Moscow syneclises. Graptolites of the USSR, pp. 31-36. Nauka.
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I. pp. 1-346. Valgus.
Kaljo, D. (ed) 1970. The Silurian of Estonia. pp. 1-343. Valgus.
Bulman, O. M. B., Rickards, R. B. 1966. A Revision of Wiman's Dendroid and Tuboid Graptolites. Bulletin of the Geological Institutions of the University of Uppsala 43, 6-8, 1-72. University of Uppsala.
Skevington, D. 1963. Graptolites from the Ontikan Limestones (Ordovician) of Öland, Sweden. I: Dendroidea, Tuboidea, Camaroidea, and Stolonoidea. Bulletin of the Geological Institutions of the University of Uppsala 42, 1-62.
Obut, A., Rytzk, G. 1958. Ordovician and Silurian Dendroidea of Estonia. ENSV TA Geoloogia Instituudi Uurimused III, 125-143.
Obut, A. M. 1953. Dendroidei severo-zapada Russkoj platformy. Trudy Vsesoûznogo Naučno-Issledovatel'skogo Geologo-Razvedočnogo Instituta (VNIGRI) 26-57. Gostoptehizdat.
Wiman, C. 1895. Über die Graptoliten. Bulletin of the Geological Institutions of the University of Uppsala 2, 4, 239-316.