Orthoceras Free Standing – 200mm

Orthoceras is a genus of extinct nautiloid cephalopod.
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This genus is sometimes called Orthoceratites these finds are restricted to Middle Ordovician-aged marine limestones of the Baltic States and Sweden..
These are slender, elongate shells with the middle of the body chamber transversely constricted, and a subcentral orthochoanitic siphuncle. The surface is ornamented by a network of fine lirae.

Many other very similar species are included under the genus Michelinoceras.
  • Availability: 2 In Stock
  • Model: Fossils
  • Brand: Crystal Dragon