Drotops armatus (family Phacopidae) is a huge spiny trilobite from the Devonian period. It’s big and it’s badass. Just look at that pitted cephalon! It is also so spiny that it is sometimes called the ‘hairbrush trilobite’. Drotops trilobites are on average 8 inches in size!

Drotops armatus (family Phacopidae) is a huge spiny trilobite from the Devonian period. It’s big and it’s badass. Just look at that pitted cephalon! It is also so spiny that it is sometimes called the ‘hairbrush trilobite’. Drotops trilobites are on average 8 inches in size!