| Epigraptus Eisenack, 1941 Synonym: Idiotubus Kozlowski, 1949 |
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| Diagnosis (by P. Mierzejewski, 1978): "The erect portions of autothecae arranged in rows and arise directly from the surface of thecorhiza. The autothecal apertural apparatuses are in the form of a single or two lamelliform or bifurcate processes. The bithecae are restricted to the thecorhiza". |
| Species assigned: Epigraptus bidens Eisenack, 1941 Epigraptus bilinguis (Kozlowski, 1949) Epigraptus crassus (Kozlowski, 1949) Epigraptus eisenacki Mierzejewski, 1978 Epigraptus hyperlinguatus (Kozlowski, 1949) Epigraptus kozlowskii Mierzejewski, 1978 Epigraptus linguatus (Kozlowski, 1949) Epigraptus rectus (Kozlowski, 1949) Epigraptus tetradens Eisenack, 1974 Epigraptus tubilinguis (Kozlowski, 1949) Epigraptus typicalis (Kozlowski, 1949) Distribution: Lower Ordovician - Upper Silurian, Europe (Poland, Germany, Estonia). |
| Selected publications: Eisenack, A. 1941.Epigraptus bidens n.g. n.sp., eine neue Graptolithenart des baltischen Ordoviciums. - Zeitschrift für Geschiebeforschungen 17, 24-28. Eisenack, A. 1974. Einige neue Graptolithen aus dem Ordovizium des Baltikums, ferner über Epigraptus und andere Idiotubidae. - Neues Jahrbuch für Geologie und Paläontologie, Mh. 11, 664-674. Koz³owski, R. 1949.Les graptolites et quelques nouveaux groupes d'animaux du Tremadoc de la Pologne. - Palaeontologia Polonica 3, 1-235. Mierzejewski, P. 1978. Tuboid graptolites from erratic boulders of Poland. - Acta Palaeontologica Polonica 23, 557-575. |
| Tuboid graptolites (Tuboidea), Family Cyclograptidae (=Idiotubidae) |
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| Epigraptus typicalis (Koz³owski) Mierzejewski, 1978 Isolated autothecae from the upper Tremadocian of Poland. (from Koz³owski) |