Orthoceras - Wikipedia
Orthoceras is a genus of extinct nautiloid cephalopod restricted to Middle Ordovician-aged marine limestones of the Baltic States and Sweden. This genus is sometimes called Orthoceratites. Note it is sometimes misspelled as Orthocera, Orthocerus or Orthoceros.
Orthoceras: Amazing Nautiloid hunter of The Paleozoic Era
Orthoceras was an ancient cephalopod that lived about 370 million years ago. The name means straight horn, referring to the characteristic long, straight, conical shell. The preserved shell is all that remains of this ancestor of our modern-day squid. There is some confusion around the name.
Orthoceras Fossil : Characteristics, Distribution - Geology Science
2023年11月24日 · Orthoceras is the name given to a genus of extinct marine cephalopods that lived during the Paleozoic Era, particularly in the Ordovician and Silurian periods, approximately 488 to 443 million years ago.
Orthoceras Meanings and Crystal Properties
Orthoceras, also known as Orthoceratites, is a genus of extinct nautiloid cephalopod. Its name is derived from the words “straight horn”, referring to it’s long, conical shell. These creatures roamed the seas during the Ordovician Period (485 million - 443 million years ago).
Orthoceras: The Allure of the Ancient Cephalopod - Morocco Fossils
If you're captivated by the world of Orthoceras and would like to have a piece of their ancient legacy, consider exploring our collection of Orthoceras fossils at Morocco Fossils. Our selection includes a variety of Orthoceras specimens, each holding a unique story from the distant past.
Orthoceras - Prehistoric 101
Orthoceras is a genus of extinct marine cephalopods that lived during the Ordovician period, approximately 485 to 443 million years ago. Belonging to the class Cephalopoda and the subclass Orthoceratoidea, these creatures are renowned for their elongated, cone-shaped shells and their importance in the study of ancient marine ecosystems and ...
15 Orthoceras Facts
2024年1月1日 · Discover fascinating facts about Orthoceras, an ancient prehistoric cephalopod with a long, straight shell that lived over 400 million years ago. Learn about its size, habitat, evolutionary traits, and more in this comprehensive article.
Wooster’s Fossils of the Week: Very common ... - College of Wooster
2013年11月3日 · They are polished sections through a nautiloid known as “Orthoceras“. We put quotes around the genus name because with these views it is nearly impossible to identify the actual genus, so “Orthoceras” becomes the go-to term …
Orthocone - Wikipedia
Fossilised Orthoceras orthocones. An orthocone is the long, cone-shaped shell belonging to several species of ancient nautiloid cephalopod—the prehistoric ancestors of today's marine cephalopod mollusks, including the cuttlefishes, nautili, octopi and squids. [1]
Orthocerida - Wikipedia
Orthocerida, also known as the Michelinocerida, is an order of extinct orthoceratoid cephalopods that lived from the Early Ordovician (490 million years ago) possibly to the Late Triassic (240 million years ago). [1] .