Submitted on 2008-10-06 by Ken Dobson

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: This shows more detail of the nice Phacops/Eldredgops from Milan in Ken's collection

Photo title: A Closeup view of the Trilobite in previous photo

Taxa present: Phacops rana crassituberculata

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Submitted on 2008-10-06 by Ken Dobson

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: As noted by Scott Vergiels in his photo in this archive, most fossils are flattened somewhat by being buried and uncompressed examples are are unusual.

Photo title: A nice uncompressed example of the favorite Silica Trilobite, Phacops crassituberculata

Taxa present: Phacops crassituberculata

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Submitted on 2008-10-22 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is a hypotype. It is about 2 cm across.

Photo title: Pelecypod

Taxa present: Paracyclas lirata

UMMP specimen number: hypotype 61616

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Submitted on 2008-10-22 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: The worm tubes are on a Parasprifer brachiopod. This specimen is a hypotype. The worm tubes are about 0.5 cm in height.

Photo title: Worm Tubes

Taxa present: Cornulites sp., Paraspirifer bownockeri

UMMP specimen number: hypotype 61334

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: There are two specimens on the slab. The lower one is 1.2 cm (calyx and brachiols). This piece is a hypotype.

Photo title: Blastoids

Taxa present: Hyperoblastus reimanni

UMMP specimen number: hypotype 44086

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is a paratype. It is 1 cm tall.

Photo title: Blastoid

Taxa present: Hyperoblastus reimanni

UMMP specimen number: paratype 27679

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is a hypotype. It is 1.2 cm tall.

Photo title: Blastoid

Taxa present: Hyperoblastus reimanni

UMMP specimen number: hypotype 48683

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: These blastoids are a hypotype. The largest s 0.7 cm.

Photo title: Blastoids

Taxa present: Nucleocrinus elegans

UMMP specimen number: hypotype 61203

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: A series of six different specimens of this crinoid will be entered into this database. All six are a hypotype with the same UMMP number. This specimen is 2.5 cm tall.

Photo title: Crinoid

Taxa present: Corocrinus nodosus

UMMP specimen number: hypotype 61594

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: A series of six different specimens of this crinoid will be entered into this database. All six are a hypotype with the same UMMP number. This specimen is 1.8 cm tall.

Photo title: Crinoid

Taxa present: Corocrinus nodosus

UMMP specimen number: hypotype 61594

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: A series of six different specimens of this crinoid will be entered into this database. All six are a hypotype with the same UMMP number. This specimen is 3cm tall.

Photo title: Crinoid

Taxa present: Corocrinus nodosus

UMMP specimen number: hypotype 61594

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: A series of six different specimens of this crinoid will be entered into this database. All six are a hypotype with the same UMMP number. This specimen is 3 cm tall.

Photo title: Crinoid

Taxa present: Corocrinus nodosus

UMMP specimen number: hypotype 61594

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: A series of six different specimens of this crinoid will be entered into this database. All six are a hypotype with the same UMMP number. This specimen is 2.3 cm tall.

Photo title: Crinoid

Taxa present: Corocrinus nodosus

UMMP specimen number: hypotype 61594

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: A series of six different specimens of this crinoid will be entered into this database. All six are a hypotype with the same UMMP number. This specimen is 1.4 cm tall.

Photo title: Crinoid

Taxa present: Corocrinus nodosus

UMMP specimen number: hypotype 61594

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Submitted on 2008-10-28 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 cm tall.

Photo title: Crinoid

Taxa present: Decadocrinus stewartae

UMMP specimen number: holotype 27696

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is a hypotype. It is 2.5 cm tall.

Photo title: Crinoid

Taxa present: Decadocrinus stewartae

UMMP specimen number: hypotype 27707

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Submitted on 2008-10-28 by ummp invertebrate paleontology

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is a hypotype. It is 2.3 cm tall.

Photo title: Crinoid

Taxa present: Decadocrinus stewartae

UMMP specimen number: hypotype 27707

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Submitted on 2008-10-28 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 cm tall.

Photo title: Crinoid

Taxa present: Decadocrinus wrightae silicaensis

UMMP specimen number: holotype 57905

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Submitted on 2008-10-28 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 1/7 cm tall.

Photo title: Crinoid

Taxa present: Cunctocrinus fortunatus

UMMP specimen number: holotype 57431

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Submitted on 2008-10-28 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 1.5 cm tall.

Photo title: Crinoid

Taxa present: Decadocrinus hughwingi

UMMP specimen number: holotype 30528

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