Holoptychius Agassiz, 1839

Selection of related publications
Lukševičs, E., Zupinš, I. 2004. Sedimentology, fauna, and taphonomy of the Pavâri site, Late Devonian of Latvia. Acta Universitatis Latviensis 679, 99-119.
Mark-Kurik, E. 2000. The Middle Devonian fishes of the Baltic States (Estonia, Latvia) and Belarus. Courier Forschungsinstitut Senckenberg 223, 309-324.
References based on distribution