Phacopida - Prehistoric-Wildlife

Walliserops

In depth Walliserops is a unique type of trilobite with it having a trident on its head. It also had spines all around it but one common similarity with all Walliserops species that they all have the signature trident on there head. Walliserops shows sexual selection through combat with jousting with the trident they have. … Read more

Flexicalymene

In Depth Flexicalymene is a commonly found trilobite. It can be confused with Calymene. Early on Flexicalymene was grouped together with Calymene. Flexicalymene today is a close relative of Calymene with how similar they are to one another. Some Flexicalymene species are even used as index fossils for how abundant they are. Further Reading