Trilobita

Primaspis Richter et Richter, 1917

Selection of related publications
Bruton, D. L. 1968. Ordovician odontopleurid trilobites from Estonia and Latvia. Lethaia 1, 3, 288-302. DOI:10.1111/j.1502-3931.1968.tb01742.x
Bruton, D. 1968. The trilobite genus Panderia from the Ordovician of Scandinavia and the Baltic areas. Norsk Geologisk Tidsskrift 48, 1,2, 1-53.
References based on distribution