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  • Stenaster obtusus FORBES, 1848

    Images:

    oilshale

    By oilshale

    Taxonomy

    Brittle star

    Kingdom: Animalia
    Phylum: Echinodermata
    Class: Ophiuroidea
    Order: Stenurida
    Family: Stenasteridae
    Genus: Stenaster
    Species: Stenaster obtusus
    Author Citation FORBES, 1848

    Geological Time Scale

    Eon: Phanerozoic
    Era: Paleozoic
    Period: Ordovician
    Sub Period: None
    Epoch: Late
    International Age: Katian

    Stratigraphy

    Simcoe Group
    Bobcaygeon Formation

    Provenance

    Acquired by: Purchase/Trade

    Dimensions

    Diameter: 2.5 cm

    Location

    Kirkfield
    Kawartha Lakes
    Ontario
    Canada

    Comments

    Alternative combinations: Palaeaster obtusus, Uraster obtusus

    Lit.:

    E. Forbes. 1848. On the Asteriadae found fossil in British strata. Memoirs of the Geological Survey of Great Britain, and of the Museum of Practical Geology in London 2(2):457-482

    E. Billings. 1858. On the Asteridae of the Lower Silurian rocks of Canada. Figures and descriptions of Canadian organic remains. Geological Survey of Canada 3:75-85

    Go to fossils Starfish and Brittlestars

    User Feedback


    Ruger9a

    Very nice specimen.....

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