Illaenina Corynexochida Vireux-Molhain National Nature Reserve List of trilobite genera Styginidae 2019 in arthropod paleontology 2016 in arthropod paleontology
Illaenina Corynexochida Vireux-Molhain National Nature Reserve List of trilobite genera Styginidae 2019 in arthropod paleontology 2016 in arthropod paleontology