Jump to content
  • Sign in to follow this  

    Rangeomorph Holdfast


    Sign in to follow this  
    Images:

    Tidgy's Dad
    • Until recently classified as a jellyfish, Medusina mawsoni is now considered to be the trace where a holdfast where a rangeomorph such as Rangea was connected to the substrate as in Charniodiscus being the base of Charnia. This specimen is thus about 555 million years old and is from the Rawnsley Quartzite. 

    Taxonomy

    Rangeomorph Holdfast

    Kingdom: Vendobionta
    Phylum: Rangeomorpha
    Class: Incertae cedis
    Order: Incertae cedis
    Family: Incertae cedis
    Genus: Medusina
    Species: Medusina mawsoni
    Author Citation Sprigg

    Geological Time Scale

    Eon: Proterozoic
    Era: Neoproterozoic
    Period: Ediacaran
    Epoch: Middle

    Stratigraphy

    Ediacara Formation
    Rawnsley Quartzite Member

    Provenance

    Acquired by: Purchase/Trade

    Dimensions

    Diameter: 1.5cm

    Location

    Nilpena
    Ediacara Hills
    South Australia
    Australia

    Comments

    Until recently classified as a jellyfish, Medusina mawsoni is now considered to be the trace where a holdfast where a rangeomorph such as Rangea was connected to the substrate as in Charniodiscus being the base of Charnia. This specimen is thus about 555 million years old and is from the Rawnsley Quartzite. 

    Sign in to follow this  


    User Feedback


    There are no comments to display.



    Create an account or sign in to comment

    You need to be a member in order to leave a comment

    Create an account

    Sign up for a new account in our community. It's easy!

    Register a new account

    Sign in

    Already have an account? Sign in here.

    Sign In Now


×