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Megistocrinus rugosus |
Hungry Hollow formation |
Mike Topor |
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Submitted on 2008-03-02 by Mike Topor
Location (approximate): Arkona, Lambton, ON
Strat unit: Hungry Hollow formation
Submitter notes: Like the genus Dolatocrinus, Megistocrinus has great plate ornamentation variability which can make classification to the species level difficult. There are probably only 2 or 3 species in the Hungry Hollow member. Loose plates of Megistocrinus are common in the formation and even partial specimens should be collected due to the rarity of whole calyxes. An inflated nearly perfect specimen of M. rugosus that in itself, is rare for the Hungry Hollow member. This specimen is 30mm in diameter and 24mm high. This photo shows the side view.
Photo title: Crinoid Calyx
Taxa present: Megistocrinus rugosus
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Megistocrinus rugosus |
Hungry Hollow formation |
Mike Topor |
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Submitted on 2008-03-02 by Mike Topor
Location (approximate): Arkona, Lambton, ON
Strat unit: Hungry Hollow formation
Submitter notes: Like the genus Dolatocrinus, Megistocrinus has great plate ornamentation variability which can make classification to the species level difficult. There are probably only 2 or 3 species in the Hungry Hollow member. Loose plates of Megistocrinus are common in the formation and even partial specimens should be collected due to the rarity of whole calyxes. An inflated nearly perfect specimen of M. rugosus that in itself, is rare for the Hungry Hollow member. This specimen is 30mm in diameter and 24mm high. This photo shows the bottom view.
Photo title: Crinoid Calyx
Taxa present: Megistocrinus rugosus
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Rhinocaris ehlersi Type Specimen |
Silica formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: This specimen is a hypotype. The carapace is 9 cm across and the set of teeth is 1 cm.
Photo title: Phyllocarid Teeth and carapace
Taxa present: Rhinocaris ehlersi
UMMP specimen number: hypotype 57370
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Herbertocaria wideneri Type Specimen |
Silica formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: This specimen is a paratype and is 5.5 cm across.
Photo title: Phyllocarid Teeth
Taxa present: Herbertocaria wideneri
UMMP specimen number: paratype 57462
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Dithyrocaris neptuni |
Silica formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: Specimen is 5 cm across both sets of teeth.
Photo title: Phyllocarid Teeth
Taxa present: Dithyrocaris neptuni
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Dipleura dekayi Type Specimen |
Thunder Bay formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: This specimen is a hypotype and is 17 cm across.
Photo title: Trilobite
Taxa present: Dipleura dekayi
UMMP specimen number: hypotype 54161
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Basidechenella lucasensis Type Specimen |
Silica formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: This specimen is the holotype for the species. It is 2.5 cm across.
Photo title: Trilobite
Taxa present: Basidechenella lucasensis
UMMP specimen number: holotype 49757
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Basidechenella witherspooni Type Specimen |
Alpena formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Alpena, Alpena, MI
Strat unit: Alpena formation
Submitter notes: This specimen is the holotype for the species. It is 3 cm across
Photo title: Trilobite
Taxa present: Basidechenella witherspooni
UMMP specimen number: holotype 56620
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Orbuculoidea doria Type Specimen |
Silica formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: This speciemn is a hypotype and is 1 cm across.
Photo title: Inarticulate Brachiopod
Taxa present: Orbuculoidea doria
UMMP specimen number: hypotype 57151
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Favosites alpenensis peninsulae, Hexagonaria sp. Type Specimen |
Ferron Point formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Rockport, Alpena, MI
Strat unit: Ferron Point formation
Submitter notes: This specimen is a paratype and is 7 cm top to bottom.
Photo title: Coral
Taxa present: Favosites alpenensis peninsulae, Hexagonaria sp.
UMMP specimen number: paratype 21566
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Trachypora silicensis Type Specimen |
Silica formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: This specimen is the holotype for the species and is 21 cm across.
Photo title: Coral
Taxa present: Trachypora silicensis
UMMP specimen number: holotype 53063
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Synbathocrinus michiganensis Type Specimen |
Thunder Bay formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: This specimen is a hypotype and is 7 cm including the stem.
Photo title: Crinoid
Taxa present: Synbathocrinus michiganensis
UMMP specimen number: hypotype 57632
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Favosites favosus |
Manistique formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): , Delta, MI
Strat unit: Manistique formation
Submitter notes: This specimen is 18 cm across.
Photo title: Coral
Taxa present: Favosites favosus
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Aviculopecten sp. Type Specimen |
Traverse formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Charlevoix, Charlevoix, MI
Strat unit: Traverse formation
Submitter notes: This specimen is a paratype and is 2.7 cm top-bottom.
Photo title:
Taxa present: Aviculopecten sp.
UMMP specimen number: paratype 20318
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Lingula changi Type Specimen |
Bill's Creek formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): , Delta, MI
Strat unit: Bill's Creek formation
Submitter notes: This specimen is the holotype for this species. It is 2 cm top to bottom.
Photo title: Inarticulate Brachiopod
Taxa present: Lingula changi
UMMP specimen number: holotype 9865
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Herbertella alveata Type Specimen |
Bay de Noc formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): , Delta, MI
Strat unit: Bay de Noc formation
Submitter notes: This specimen is a hypotype and is 3.5 cm across.
Photo title: Brachiopod
Taxa present: Herbertella alveata
UMMP specimen number: hypotype 9807
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Medusaegraptus graminiformis Type Specimen |
Pte aux Chenes formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): , Chippewa, MI
Strat unit: Pte aux Chenes formation
Submitter notes: This specimen is a hypotype and is 5 cm across the slab. The label reads St.Ignace, Michigan but this database does not recognize St.Ignace as a city in Michigan.
Photo title: Graptolites
Taxa present: Medusaegraptus graminiformis
UMMP specimen number: hypotype 23563
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Dictyonema sp. |
Groos Quarry formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): , Delta, MI
Strat unit: Groos Quarry formation
Submitter notes: This specimen is 4 cm tall.
Photo title: Graptolites
Taxa present: Dictyonema sp.
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Euryocrinus laddii Type Specimen |
Silica formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: This specimen is a hypotype and is 2.5 cm across
Photo title: Crinoid
Taxa present: Euryocrinus laddii
UMMP specimen number: hypotype 61311
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Eutaxocrinus wideneri Type Specimen |
Silica formation |
ummp invertebrate paleontology |
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Submitted on 2008-03-01 by ummp invertebrate paleontology
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: This specimen is a paratype and is 3 cm tall.
Photo title: Crinoid
Taxa present: Eutaxocrinus wideneri
UMMP specimen number: paratype 57901
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