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  • Actinocoelia maeandrina

    Images:

    DPS Ammonite

    By DPS Ammonite (edited)

    Taxonomy

    Sponge

    Kingdom: Animalia
    Phylum: Porifera
    Class: Demospongea
    Order: Orchocladina
    Family: Chiastoclonellidae
    Genus: Actinocoelia
    Species: Actinocoelia maeandrina
    Author Citation Finks, 1960

    Geological Time Scale

    Eon: Phanerozoic
    Era: Cenozoic
    Period: Permian
    Sub Period: None
    Epoch: Cisuralian
    International Age: Kungarian

    Stratigraphy

    Kaibab Limestone

    Provenance

    Collector: Me
    Date Collected: 05/17/2020
    Acquired by: Field Collection

    Dimensions

    Width: 6.5 cm

    Location

    north of Pine
    Coconino County
    Arizona
    United States

    Comments

    A common silicified sponge

    from Permian Kaibab Limestone. Index sponge for Kungarian/Leonardian Age rocks from the western US. 

    Reference: 

    http://geology.byu.edu/home/sites/default/files/actinocoelia-maeandrina-finks-from-the-kaibab-limestone-of-northern-arizona-leland-r.-griffin.pdf

    Go to fossils Sponges

    User Feedback


    Scylla

    OMG! I used to collect these when I was a kid (early 1970's). Never knew they were a sponge until now. Thanks!

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    Arizona Chris

    Arizona Chris

    Posted

    Those chertized fossils polish up in a tumbler and look fantastic we found as well.  The richest localities for these is on FR300 of course!

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