English: Various species of the heteromorphammonite, Nostoceras, from what is now the Midwestern United States, during the late Cretaceous.
Including, from upper left corner, N. colubriformis, N. stantoni, and N. crassum (bottom)
2008-02-03 06:53 Apokryltaros 600×749× (277625 bytes) {{Information |Description= Various species of the [[heteromorph]] [[ammonite]], ''[[Nostoceras]]'', from what is now the Midwestern [[United States]], during the late [[Cretaceous]]. Including, from upper left corner, ''N. colubriformis'', ''N. stantoni'
{{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|Various species of the en:heteromorphen:ammonite, ''en:Nostoceras'', from what is no