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Cyphaspis advena

Trilobita - Proetida - Otarionidae

Taxonomy
Otarion advenum was named by Prantl and Přibyl (1950).

It was recombined as Otarion (Conoparia) advenum by Chlupáč (1982); it was recombined as Otarion (Cyphaspis) advenum by Chlupac (1983); it was recombined as Cyphaspis advenum by Vaněk and Valíček (2002); it was recombined as Cyphaspis advena by Lemke (2020).

Sister species lacking formal opinion data