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.
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. Callograptus kaljoi Obut et Rytzk, 1958 | Porkuni Stage
2. Dendrograptus balticus Wiman, 1895 | Middle Ordovician
3. Dendrograptus cofeatus Kozłowski, 1948 | Middle Ordovician
4. Dendrograptus maximus Wiman, 1901 | Upper Ordovician
5. Dendrograptus nanus Obut, 1953 | Middle Ordovician
6. Dendrograptus oelandicus Wiman, 1895 | Ordovician
7. Dendrograptus rigidus Bulman, 1936 | Ordovician
9. Desmograptus separatus Skevington, 1963 | Middle Ordovician
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Classification
Organism group | Biota |
Kingdom | Animalia |
Phylum | Hemichordata |
Class | Pterobranchia |
Subclass | Graptolithina |
Order | Dendroidea |
Family | Acanthograptidae |
Dendrograptidae | |
Genus | Callograptus |
Dendrograptus | |
Desmograptus | |
Family | Polygonograptidae |
Ptilograptidae |