Agnatha

Schizosteus Obruchev, 1940

Selection of related publications
Glinskiy, V., Mark-Kurik, E. 2016. Revision of Psammosteus livonicus Obruchev (Agnatha, Heterostraci) from the Devonian Amata Regional Stage of the NW of the East European Platform . Estonian Journal of Earth Sciences 65, 1, 1-18. DOI:10.3176/earth.2016.02
Halstead Tarlo, L. B. H. 1965. Psammosteiformes (Agnatha) - A review with descriptions of new material from the Lower Devonian of Poland. 2. Systematic part. Palaeontologia Polonica 15, 1-168.
Obruchev, D. V. & Mark-Kurik, E. J. 1965. Devonian psammosteids (Agnatha, Psammosteidae) of the USSR. Trudy Instituta geologii AN ESSR ?, 1-304.
References based on distribution