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 2009-10-13 by ummp invertebrate paleontology

Location (approximate): , Alpena, MI

Strat unit: Genshaw formation

Submitter notes: This specimen is 3.5 cm across.

Photo title: Crinoid Holdfast

Taxa present: Ancyrocrinus bulbosus

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Submitted on 2009-10-13 by ummp invertebrate paleontology

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: The largest specimen is 4.5 cm across.

Photo title: Crinoid Holdfast

Taxa present: Ancyrocrinus bulbosus

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Submitted on 2009-11-08 by ummp invertebrate paleontology

Location (approximate): Thedford, Lambton, ON

Strat unit: Ipperwash formation

Submitter notes: The specimen is 6 cm across including the matrix.

Photo title: Crinoid holdfast

Taxa present: Ancyrocrinus bulbosus

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Submitted on 2009-11-08 by ummp invertebrate paleontology

Location (approximate): Thedford, Lambton, ON

Strat unit: Ipperwash formation

Submitter notes: The largest of the specimens is 5.5 cm across

Photo title: Crinoid holdfast

Taxa present: Ancyrocrinus bulbosus

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: The larger specimen is 1.5 cm across.

Photo title: Crinoid holdfast

Taxa present: Ancyrocrinus bulbosus

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): Thedford, Lambton, ON

Strat unit: Arkona formation

Submitter notes: The largest specimen is 2.3 cm across.

Photo title: Crinoid holdfast

Taxa present: Ancyrocrinus bulbosus

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 2.5 cm tall.

Photo title: Crinoid

Taxa present: Corocrinus nodosus

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: The larger specimen is 3.5 cm tall.

Photo title: Crinoids

Taxa present: Corocrinus nodosus

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: The largest specimen is 2.3 cm tall.

Photo title: Crinoids

Taxa present: Corocrinus nodosus

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: The specimens are 1 cm tall.

Photo title: Crinoids

Taxa present: Corocrinus calypso, Platyceras sp.

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: The right specimen is 3 cm across including the arms.

Photo title: Crinoids

Taxa present: Gilbertsocrinus ohioensis

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): Rockport, Alpena, MI

Strat unit: Bell formation

Submitter notes: The specimen is 1.5 cm across.

Photo title: Crinoid

Taxa present: Gilbertsocrinus alpenensis

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): , Delta, MI

Strat unit: Groos Quarry formation

Submitter notes: This specimen is 2 cm tall.

Photo title: Crinoid

Taxa present: Ectenocrinus sp.

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Submitted on 2009-11-09 by ummp invertebrate paleontology

Location (approximate): Rogers City, Presque Isle, MI

Strat unit: Rogers City formation

Submitter notes: The holdfast is 9 cm in diameter.

Photo title: Crinoid holdfast

Taxa present: Unknown

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