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Pseudoatrypa devoniana |
Silica formation |
John Topor |
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Submitted on 2009-02-05 by John Topor
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: This brachiopod is common in unit 7. Specimens can show a great range of variation. The largest specimen in the photo measures 35mm x 36mm.
Photo title: Brachiopods
Taxa present: Pseudoatrypa devoniana
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Platyceras bucculentum |
Silica formation |
John Topor |
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Submitted on 2009-02-05 by John Topor
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: A large gastropod found in units 7-9. The specimen on the left in the photo measures 44mm x 35.5mm and the right is 42.5mm x 39mm.
Photo title: Gastropod
Taxa present: Platyceras bucculentum
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Eldredgeops milleri |
Silica formation |
John Topor |
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Submitted on 2009-02-05 by John Topor
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: These three fine specimens were found together in the Medusa North Quarry. Note the different poses as they were not found on the same plane but were sort of loosely entwined. The one on the left measures 41.5mm x 28mm, Top right is 45.5mm x 26mm and lower right is 41mm x 23mm. Commonly known as Phacops.
Photo title: Trilobite Trio
Taxa present: Eldredgeops milleri
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Hyperoblastus bassleri |
Thunder Bay formation |
John Topor |
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Submitted on 2009-02-05 by John Topor
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: One of four different genera that are found in this formation. This is a large specimen for the species. It measures 25.6mm high x 15mm at the widest point.
Photo title: Blastoid
Taxa present: Hyperoblastus bassleri
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Strophodonta demissa |
Widder formation |
ummp invertebrate paleontology |
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Submitted on 2009-02-07 by ummp invertebrate paleontology
Location (approximate): Thedford, Lambton, ON
Strat unit: Widder formation
Submitter notes: The larger specimen is 3 cm acrss. These specimens are from Mose Elliott's Quarry.
Photo title: Brachiopods
Taxa present: Strophodonta demissa
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Stropheodonta n. sp. |
Ferron Point formation |
ummp invertebrate paleontology |
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Submitted on 2009-02-07 by ummp invertebrate paleontology
Location (approximate): , Alpena, MI
Strat unit: Ferron Point formation
Submitter notes: The largest specimen is 3 cm across. These are from the Raymond Hibbard Collection. Rockport Quarry
Photo title: Brachiopods
Taxa present: Stropheodonta n. sp.
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Phacops rana milleri |
Silica formation |
Joseph Koniecki |
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Submitted on 2009-02-07 by Joseph Koniecki
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: This specimen is 5 cm tall. This specimen is one of those rare inflated specimen that are occasionally found. It was also found sitting on a piece of marcasite surrounded by softer shale.
Photo title: Trilobite
Taxa present: Phacops rana milleri
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Acinetaster konieckii |
Arkona formation |
Joseph Koniecki |
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Submitted on 2009-02-07 by Joseph Koniecki
Location (approximate): Arkona, Lambton, ON
Strat unit: Arkona formation
Submitter notes: This specimen is 1 cm across.
Photo title: Brittle Starfish
Taxa present: Acinetaster konieckii
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Coleolus sp. |
Four Mile Dam formation |
ummp invertebrate paleontology |
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Submitted on 2009-02-15 by ummp invertebrate paleontology
Location (approximate): , Alpena, MI
Strat unit: Four Mile Dam formation
Submitter notes: This specimen is 4.8 cm across.
Photo title: Cephalopod
Taxa present: Coleolus sp.
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Strophodonta crassa |
Potter Farm formation |
ummp invertebrate paleontology |
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Submitted on 2009-02-15 by ummp invertebrate paleontology
Location (approximate): Alpena, Alpena, MI
Strat unit: Potter Farm formation
Submitter notes: These four specimen only represent several hundred of these brachiopods that are cataloged under this UMMP number in the collection. The largest of the 4 specimens shown here is 2.8 cm across.
Photo title: Brachiopods
Taxa present: Strophodonta crassa
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Mediospirifer audaculus |
Silica formation |
Julie Brown |
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Submitted on 2009-04-11 by Julie Brown
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: Pedicle view of typical specimen. Note the fine narrow ribs.
Photo title: Brachiopod
Taxa present: Mediospirifer audaculus
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Mediospirifer audaculus |
Silica formation |
Julie Brown |
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Submitted on 2009-04-12 by Julie Brown
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: Brachial view of typical specimen. Note the fine narrow ribs.
Photo title: Brachiopod
Taxa present: Mediospirifer audaculus
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Mediospirifer audaculus |
Silica formation |
Julie Brown |
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Submitted on 2009-04-12 by Julie Brown
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: Side view of both valves of a typical specimen. Note the fine narrow ribs.
Photo title: Brachiopod
Taxa present: Mediospirifer audaculus
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Tentaculites sp. |
Silica formation |
John Benson |
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Submitted on 2009-04-12 by John Benson
Location (approximate): Milan, Washtenaw, MI
Strat unit: Silica formation
Submitter notes: Two specimens in matrix surface collected at the spoil piles at Milan.
Photo title: Tentaculites
Taxa present: Tentaculites sp.
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Cyrtina sp. |
Silica formation |
John Benson |
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Submitted on 2009-04-12 by John Benson
Location (approximate): Milan, Washtenaw, MI
Strat unit: Silica formation
Submitter notes: Three specimens surface collected from the spoil piles at Milan. The largest is 10mm wide.
Photo title: Brachiopods
Taxa present: Cyrtina sp.
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Petrocrania hamiltonae |
Silica formation |
John Benson |
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Submitted on 2009-04-12 by John Benson
Location (approximate): Milan, Washtenaw, MI
Strat unit: Silica formation
Submitter notes: Two fine specimens on a large Strophomenid brachiopod. Surface collected from the spoil piles at Milan. Note coin for size.
Photo title: Inarticulate Brachiopods
Taxa present: Petrocrania hamiltonae
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Monodechenella macrocarpa |
Hungry Hollow formation |
John Benson |
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Submitted on 2009-04-12 by John Benson
Location (approximate): Arkona, Lambton, ON
Strat unit: Hungry Hollow formation
Submitter notes: Surface collected between the clay pit and river at Hungry Hollow. It measures 31mm long.
Photo title: Trilobite
Taxa present: Monodechenella macrocarpa
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Protitanichthys rockportensis |
Silica formation |
Travis Vivian |
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Submitted on 2009-04-12 by Travis Vivian
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: Placoderm (armored fish) jaw plate measuring 148.6mm long by 36.0mm at the widest point.
Photo title: Arthrodire Jaw
Taxa present: Protitanichthys rockportensis
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Protitanichthys rockportensis |
Silica formation |
Travis Vivian |
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Submitted on 2009-04-12 by Travis Vivian
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: Placoderm (armored fish) jaw plate measuring 83.9mm long by 25.7mm at the widest point.
Photo title: Arthrodire Jaw
Taxa present: Protitanichthys rockportensis
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Protitanichthys rockportensis |
Silica formation |
Travis Vivian |
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Submitted on 2009-04-12 by Travis Vivian
Location (approximate): Sylvania, Lucas, OH
Strat unit: Silica formation
Submitter notes: Placoderm (armored fish) median dorsal plate measuring 49.5mm long by 31.6mm at the widest point.
Photo title: Arthrodire Fish Plate
Taxa present: Protitanichthys rockportensis
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