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 (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.
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.
List of species
1. Acanthograptus divergens Skevington, 1963 | Middle Ordovician
2. Acanthograptus impar Bulman et Rickards, 1966 | Upper Ordovician
3. Acanthograptus musciformis (Wiman, 1901) | Upper Ordovician
4. Acanthograptus roomusoksi Obut et Rytzk, 1958 | Upper Ordovician
6. Callograptus kaljoi Obut et Rytzk, 1958 | Porkuni Stage
7. Dendrograptus balticus Wiman, 1895 | Middle Ordovician
8. Dendrograptus cofeatus Kozłowski, 1948 | Middle Ordovician
9. Dendrograptus maximus Wiman, 1901 | Upper Ordovician
10. Dendrograptus nanus Obut, 1953 | Middle Ordovician
11. Dendrograptus oelandicus Wiman, 1895 | Ordovician
12. Dendrograptus rigidus Bulman, 1936 | Ordovician
14. Desmograptus separatus Skevington, 1963 | Middle Ordovician
15. Dictyonema alichovae Obut, 1953 | Ordovician
16. Dictyonema aluvereum Obut et Rytzk, 1958 | Jõhvi Substage
18. Dictyonema cavernosum Wiman, 1896 | Ordovician
20. Dictyonema cotyledon Bulman, 1934 | Middle Ordovician
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Classification
See also