11. However, it is probably a taphonomic artefact, with the protoconch being spherical like other belemnites . 12. Ammonites, Belemnites , and the occasional Devil's toenail are common finds in this area. 13. It has been described by Blainville in 1827 under the name " Belemnites plenus ". 14. Why couldn't the empty shells simply be the remnants of belemnites that died a natural death? 15. "' Belemnitina "'is a suborder of belemnites , an extinct group of cephalopods. 16. They have been identified as the oldest of all the belemnites and are likely the stockgroup for them. 17. Shell debris ( ammonites, belemnites , nautiloids, bivalves, etc . ) and bioturbation are also present. 18. The "'Peedee Formation "'is a belemnites and foraminifera fossils dating from the Late Cretaceous. 19. A large deposit of fossil belemnites was found in the 1990s on England's northeast coast near Whitby in Yorkshire. 20. It has some of the best fossil hunting around, with shells, bullet-shaped belemnites and an occasional nautilus.
