Graptolithina

Dictyonema öpiki Obut et Rytzk, 1958

Synonymy list
1958     Dictyonema öpiki sp. nov. — Obut and Rytzk, pp. 128, fig. 2:3-5a
Selection of related publications
Obut, A., Rytzk, G. 1958. Ordovician and Silurian Dendroidea of Estonia. ENSV TA Geoloogia Instituudi uurimused III, 125-143.
References based on distribution