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

View full record

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

View full record

Submitted on 2009-08-28 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 10 cm tall including the arms and stem.

Photo title: Crinoid

Taxa present: Arthroacantha carpenteri

View full record

Submitted on 2009-08-28 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 12 cm tall including the arms and stem.

Photo title: Crinoid

Taxa present: Arthroacantha carpenteri

View full record

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 across the arms.

Photo title: Crinoid

Taxa present: Arthroacantha carpenteri

View full record

Submitted on 2009-08-28 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This crinoid is 9 cm tall.

Photo title: Crinoid

Taxa present: Poteriocrinus arkonensis

View full record

Submitted on 2009-08-28 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This crinoid is 7.5 cm from tip of arm to the base of stem.

Photo title: Crinoid

Taxa present: Poteriocrinus arkonensis

View full record

Submitted on 2009-08-28 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This crinoid is 4.5 cm tall including arms and stem.

Photo title: Crinoid

Taxa present: Corocrinus calypso

View full record

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

View full record

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

View full record

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

View full record

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

View full record

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

View full record

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

View full record

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

View full record

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.

View full record

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

View full record

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

View full record

Submitted on 2009-11-19 by Mike Palescuk

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: These trilobites are rare in the Hungry Hollow mb. Note the putulose carapace characteristics of this species. They measure about 37mm wide.

Photo title: TRILOBITES

Taxa present: Phacops iowensis southworthi

View full record

Submitted on 2009-11-19 by Pat Rutkowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: An amazing slab of 7 complete and partial crowns. 4 mature undescribed ophiuroids and 40+ immature brittlestars also litter the surface of this wonderful death plate.The overall size of this slab is 13.5 X 15.5 inches and 2.25 inches thick. Collected many years ago.

Photo title: CRINOIDS AND BRITTLESTARS

Taxa present: Arthroacantha carpenteri, Undescribed sp.

View full record