| Portal of Graptolites and Pterobranchs sponsored by "M.M. PLUS M." SZTANDARY |
| Graptolite Net | Graptolites and Graptoliters | Evolution of Graptolites | Rhabdopleuroidea | Cephalodiscoidea |
| Graptolite order TUBOIDEA by Piotr Mierzejewski |
| Epigraptus kozlowskii Mierzejewski Fragment of thecorhiza showing erect autothecal portions and bithecae. Ordovician, Germany Pencil drawing from D.Andres |
| Camarotubus graptocamaraeformis Mierzejewski Fragment of thecorhiza with numerous autothecae (a) and single bitheca. Ordovician, Poland. SEM micrograph from P. Mierzejewski |
| Taxonomy of the Tuboidea Family Tubidendridae Kozłowski, 1949 Tubidendrum Kozlowski, 1949 Reticulograptus Wiman, 1901 Family Cyclograptidae Bulman, 1938 (= Idiotubidae Kozłowski, 1949) Cyclograptus Spencer, 1883 Calycotubus Kozłowski, 1949 Camarotubus Mierzejewski, 2001 Conitubus Kozłowski, 1949 Dendrotubus Kozłowski, 1949 Discograptus Wiman, 1901 Epigraptus Eisenack, 1941 (= Idiotubus Kozłowski, 1949) Fasciculitubus Obut & Sobolevskaya, 1967 Galeograptus Wiman, 1901 Kozlowskitubus Mierzejewski, 1978 Parvitubus Skevington, 1963 |
| Epigraptus bidens Eisenack Holotype. Autotheca with two bithecae Upper Ordovician / Lower Silurian, Baltoscandia Pencil drawing from Eisenack |
| ________________________________________________________________________________ Graptolite Net is edited by Piotr Mierzejewski, the Count of Calmont DRG, FRC Since 2002 |
