Journal of Paleontology, Vol. 80, No. 5 (Sep., 2006), pp. 981-992 (12 pages) Two new species of scutelluine styginid trilobites are described from Frasnian strata in the Virgin Hills Formation in the ...

A distinctive new genus (Xyoeax) and two new species (Xyoeax eponcus, Scutellum sudorum) of styginid trilobites are described from the late Early Devonian (Emsian) Murrindal Limestone of eastern ...

Perhaps the best-known group of ancient animals after dinosaurs, trilobites spent hundreds of millions of years coming up with crazy body plans and cruising the ocean before dying out some 250 million ...

This column is part of a series where Verge staffers post highly subjective reviews of animals. Up until now, we’ve written about animals without telling you whether they suck or rule. We are now ...

The first appearance of trilobites in the fossil record dates to 521 million years ago in the oceans of the Cambrian Period, when the continents were still inhospitable to most life forms. Few groups ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

With all of the news about irreversible global warming and environmental collapse, it’s time to take a look at one of the Earth’s mega-survivors: the versatile Trilobite. Throughout the Paleozoic era, ...

Researchers reviewing decades-old x-rays of a 390 million year-old trilobite fossil have uncovered it had a wholly unique eye structure composed of 200 large lenses in each eye. Phacops geesops, a ...

In the middle of the Devonian Period some 385 million years ago, the Wissahickon Schist was the heart of a huge mountain chain that was something like the Pacific Northwest of today.Volcanoes formed ...

Trilobites of the suborder Phacopina had a unique eye in which about 200 large lenses in each eye spanned at least six individual facets, each of which in turn formed its own small compound eye. An ...