• Thumbnail for Spriggina
    Spriggina is a genus of early animals whose relationship to living animals is unclear. Fossils of Spriggina are known from the late Ediacaran period in...
    13 KB (1,160 words) - 12:46, 15 July 2024
  • Thumbnail for Animal
    animals appear in the Ediacaran, represented by forms such as Charnia and Spriggina. It had long been doubted whether these fossils truly represented animals...
    125 KB (11,196 words) - 06:13, 15 August 2024
  • Thumbnail for Precambrian body plans
    Australia displayed either radially symmetric body plans or, one organism, Spriggina, displayed the first bilateral symmetry. The Ediacaran Hills are thought...
    36 KB (4,539 words) - 02:53, 25 December 2023
  • Thumbnail for Ediacaran
    Proarticulata (bilaterians with simple articulation, e.g. Dickinsonia and Spriggina), Petalonamae (sea pen-like animals, e.g. Charnia), Aspidella (radial-shaped...
    37 KB (3,650 words) - 05:46, 16 July 2024
  • Thumbnail for Proarticulata
    Praecambridium, Andiva, Archaeaspinus, Ivovicia, Podolimirus, Tamga, Spriggina, Marywadea and Cyanorus). Some cephalozoans from the family Yorgiidae...
    18 KB (1,467 words) - 01:01, 5 May 2024
  • Thumbnail for Arthropod
    prey. It has been proposed that the Ediacaran animals Parvancorina and Spriggina, from around 555 million years ago, were arthropods, but later study shows...
    130 KB (12,446 words) - 10:15, 16 August 2024
  • Thumbnail for Vendobionta
    have been slow and sliding; presumably, mobile representatives such as Spriggina grazed on a lawn of microorganisms (epifaunal grazing). This characteristic...
    22 KB (2,572 words) - 13:40, 9 July 2024
  • Thumbnail for South Australia
    Southern hairy-nosed wombat (Lasiorhinus latifrons) Colour(s) Red, blue, and gold Fossil Spriggina floundersi Mineral Bornite, Opal as Gem Website sa.gov.au...
    100 KB (8,995 words) - 04:41, 26 July 2024
  • Marywadea (redirect from Spriggina ovata)
    species of the genus. Originally M. ovata was grouped under the genus Spriggina, but recent research has moved the species into its own genus. It is most...
    3 KB (279 words) - 15:05, 22 January 2024
  • Thumbnail for History of Earth
    A 580 million year old fossil of Spriggina floundensi, an animal from the Ediacaran period. Such life forms could have been ancestors to the many new...
    147 KB (15,848 words) - 21:57, 14 August 2024