The Silurian period, which occurred approximately 443 to 419 million years ago, is marked by significant geological and biological changes, including extinction events and notable shifts in carbon ...

The Late Devonian period, spanning from approximately 393 to 359 million years ago, is marked by significant changes in biodiversity and several major extinction events. This era witnessed the ...

particularly in the Silurian and Devonian periods (roughly 444 to 359 million years ago). "Stromatoporoids were thought to ...

The Ordovician-Silurian mass extinction event may have wiped out some 85 percent of species, including many of the invertebrates this period is known for. Some scientists hypothesize the extinction ...

The most formidable of them were the armored placoderms, a group that first appeared during the Silurian with ... worst effects of the mass extinction that ended the Devonian.

The ostracodal content is herein described. This fauna is compared with the New Scotland of the Appalachian region, and as far as the literature permits with the Silurian and Devonian of foreign ...

Get Instant Summarized Text (Gist) A new species, Zosterophyllum baoyangense, from the Lower Devonian of Guizhou Province, reveals divergent life-history strategies in early land plants. This ...

They also compiled a multi-morphological-character dataset of zosterophyllopsids from the late Silurian to Early Devonian and revealed divergent life-history strategies within this group.