Without lining

Take me to the ichnology start page!

Take me back to the beginning of the determination key!

Take me to the alphabetical list of ichnogenera!

Below, you see a list with possible ichnogenera for an unlined (sub)horizontal, branched burrow with a cylindrical cross section and active filling. Click on them to get detailed descriptions of the ichnogenus and a list of its ichnospecies. (Please allow for pop-up windows):

  • Arthrophycus (Usually branched, but may be unbranched)
  • Alcyonidiopsis (Usually unbranched, but may be branched)
  • Fucusopsis (Usually unbranched, but may be branched; ichnogenus includes ornamented ichnospecies; taxonomical status unclear, use not recommended)
  • Halopoa  (Usually unbranched, but may be branched; ichnogenus includes ornamented ichnospecies)
  • Planolites (Usually unbranched, but may be branched)

Take me to the ichnology start page!

Take me back to the beginning of the determination key!

Take me to the alphabetical list of ichnogenera!

[Without lining]