Ammanoids evuation

HideShow resource information

Ammanoids what are they

  • Ammanoids have a coiled and chambered shell with a suture line where chambers intersect  with the outside
1 of 4

EVOLUTION OF THE SUTURE LINE: GONIOTITE

EVOLUTION OF THE SUTURE LINE:

GONIOTITE

  • carboniferous+ permian (oldest ammanoid)
  • rounded saddle
  • pointed lobe
2 of 4

EVOLUTION OF THE SUTURE LINE:CERATITE

  • triassic
  • rounded saddle
  • fluted lobe
3 of 4

EVOLUTION OF THE SUTURE LINE:AMMONITE

  • jurassic + cretaceous (youngest ammanoid)
  • fluted saddle
  • fluted lobe
4 of 4

Comments

No comments have yet been made

Similar Geology resources:

See all Geology resources »See all Ammanoids evulation over time resources »