Ancient Marine Creature

O

Orthoceras

Description The Orthoceras is an ancient marine creature that lived during the Paleozoic era, approximately 400 million years ago. The name Orthoceras means “straight horn,” which refers to its long, straight, conical shell. These creatures are believed to have been one of the earliest forms of life on Earth and were once widespread in the oceans. Taxonomic Information Domain Eukarya…