Cyrtoceras sp Goldfuss, 1832
Mollusca
Cephalopoda
Nautiloidea
Oncocerida
Middle Ordovician-Middle Devonian
Worldwide
Length:
This nautiloid is characterized by a slightly curved conical shell. A multitude of species have been described.
April 6, 2015
All images on this site are copyrighted to Nobu Tamura under a Creative Commons 3.0 Unported (CC BY-NC-ND 3.0) license meaning that you are free to use them for non commercial purposes as long as you properly credit the author (© N. Tamura). Questions: contact me at nobu dot tamura at yahoo dot com.