Graptolithina
Genus

Dulebograptus Tsegelnjuk, 1976

Selection of related publications
Urbanek, A. 1997. Late Ludfordian and early Přidoli monograptids from the Polish Lowland. Palaeontologia Polonica 56, 87-231.
Tsegelnjuk, P. D. 1976. Late Silurian and Early Devonian monograptids from the south-western margin of the East-European platform.Upper Precambrian and Lower Paleozoic paleontology and stratigraphy of the south-western part of the East European Platform , pp. 91-133. Naukova Dumka.