Prehistoric Models: Cnidaria

Cnidarians are marine invertebrates that include sea jellies, coral, sea anenomes, sea pens and fresh water hydras. The earliest members of this group can be found in the in the late Precambrian’s Ediacaran biota some 580 million years ago. To see my fossil coral click here, or to see my modern coral to compare click here.

Domain: Eukarya – Kingdom: Animalia – Phylum: Cnidaria – Subphylum: Medusozoa

(Sea Jellies formerly Jellyfish)

Ediacaran to Holocene

Sea Jelly (formersly “jellyfish”)

Holocene, Recent

Sea Jelly (formersly “jellyfish”)

Holocene, Recent

Sea Jelly (formersly “jellyfish”)

Holocene, Recent

Sea Jelly (formersly “jellyfish”)

Holocene, Recent

Domain: Eukarya – Kingdom: Animalia – Phylum: Cnidaria – Class: Hexacorallia – Order: Actiniaria

(Sea Anemone)

Late Cambrian to Holocene

Sea Anemone

Holocene, Recent

Sea Anemone

Holocene, Recent

Sea Anemone

Holocene, Recent

Domain: Eukarya – Kingdom: Animalia – Superphylum: Vendobionta – Phylum: Petalonamae

(frondomorphs)

Ediacaran to Cambrian

Genus: Charnia ‭”‬named after the Charnwood forest in England where the frist specimens were found‭)”

Pronounced: Char-ne-ah

Species: C,‭ ‬masoni‭ (‬type‭)‬,‭ ‬C.‭ ‬grandis,‭ ‬C.‭ ‬siberica

Named By: Trevor D.‭ ‬Ford‭ ‬-‭ ‬1958

Classification: Domian: Eukaryota – Kingdom: Animalia – Superphylum: Vendobionta – Phylum: Petalonamae

Known locations: Australia.‭ ‬Canada.‭ ‬England.‭ ‬Russia.

Size: Holotype:‭ ‬19‭ ‬centimetres long,‭ ‬largest recorded individuals from Newfoundland approach up to‭ ‬2‭ ‬meters

Time period: Ediacaran,‭ ‬roughly‭ ‬575-544‭ ‬million years ago

Diet: Possibly absorbed nutrients from water

The video below is from my YouTube Jurassic James 65:

Update! The purple Charnia is a different phylum not a sea pen.

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