Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Thedford, Lambton, ON

Strat unit: Widder formation

Submitter notes: The blastoids are 2.5 cm tall. The specimens are from Jim Bell\\\'s Quarry.

Photo title: Blastoids

Taxa present: Hyperoblastus alveata

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Alpena, Alpena, MI

Strat unit: Thunder Bay formation

Submitter notes: The larger specimen is 2 cm tall.

Photo title: Blastoids

Taxa present: Hyperoblastus bassleri

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: This specimen is 1.5 cm tall.

Photo title: Blastoid

Taxa present: Hyperoblastus cummingsi

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Alpena, Alpena, MI

Strat unit: Four Mile Dam formation

Submitter notes: This specimen is 2.7 cm tall.

Photo title: Blastoid

Taxa present: Hyperoblastus sp.

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Ypsilanti, Washtenaw, MI

Strat unit: Traverse formation

Submitter notes: This specimen is 2.8 cm tall. It was found in Glacial gravel.

Photo title: Blastoid

Taxa present: Hyperoblastus sp.

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): , Alpena, MI

Strat unit: Norway Point formation

Submitter notes: The blastoid is 1.7 cm tall.

Photo title: Blastoid

Taxa present: Hyperoblastus sp.

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: The measurement is 4 cm across the photo.

Photo title: Blastoids

Taxa present: Hyperoblastus reimanni

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Alpena, Alpena, MI

Strat unit: Thunder Bay formation

Submitter notes: This specimen is 3.5 cm tall.

Photo title: Blastoid

Taxa present: Placoblastus obovatus

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): , Alpena, MI

Strat unit: Bell formation

Submitter notes: This specimen is 1.6 cm tall.

Photo title: Blastoid

Taxa present: Nucleocrinus meloniformis

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Alpena, Alpena, MI

Strat unit: Thunder Bay formation

Submitter notes: The larger specimen is 2 cm tall.

Photo title: Blastoids

Taxa present: Nucleocrinus meloniformis

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 4 cm across the arms.

Photo title: Crinoid

Taxa present: Gilbertsocrinus ohioensis

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 5 cm across the arms.

Photo title: Crinoid

Taxa present: Gilbertsocrinus ohioensis

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 1.7 cm across the arms.

Photo title: Crinoid

Taxa present: Eutaxocrinus wideneri

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 2 cm tall including the stem.

Photo title: Crinoid

Taxa present: Eutaxocrinus wideneri

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Submitted on 2009-08-25 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 3.3 cm tall including the stem.

Photo title: Crinoid

Taxa present: Eutaxocrinus wideneri

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Submitted on 2009-08-26 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: The slab is about 10 cm across. The Arthroacantha crinoid has regenerating arms.

Photo title: Starfish and Crinoid

Taxa present: Arthroacantha carpenteri, Devonaster triradiatus

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Submitted on 2009-08-28 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This crinoid crown with partial arms and stem is 7.5 cm tall.

Photo title: Crinoid

Taxa present: Gilbertsocrinus ohioensis

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Submitted on 2009-08-28 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This crinoid calyx with stem is 5 cm tall.

Photo title: Crinoid

Taxa present: Gilbertsocrinus ohioensis

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Submitted on 2009-08-28 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This slab has three specimens of the crinoid. The specimen at the top is 3.5 cm including the arms.

Photo title: Crinoids

Taxa present: Gilbertsocrinus ohioensis

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Submitted on 2009-08-28 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 7.5 cm tall including the arms and stem.

Photo title: Crinoid

Taxa present: Gilbertsocrinus ohioensis

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