Submitted on 2008-03-23 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: The larger specimen is 5.5 cm across.

Photo title: Coral

Taxa present: Heterophrentis sp.

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Submitted on 2011-01-05 by Joseph Koniecki

Location (approximate): Thedford, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This crinoids is 4.3 cm tall including the stem

Photo title: Crinoid

Taxa present: Gennaeocrinus mourantae

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Submitted on 2008-03-23 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This coral specimen is 6 cm across.

Photo title: Coral

Taxa present: Aulocystis ramosa

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Submitted on 2008-03-23 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This a very nice specimen showing a crinoid crown with two gastropods attached. The spines on the crinoid calyx are still attached. The very long spines of the gastropods are still in place. In addition, there is bryozoan in place on the gastropod (photo is in next datapoint entry). This specimen is 14 cm across from arm tip to arm tip.

Photo title: Crinoid with gastropods

Taxa present: Platyceras arkonense, Arthroacantha carpenteri, Sulcoretepora sp.

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Submitted on 2008-03-23 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This is view two of the previous entry. This photo shows the bryozoan which was growning on the gastropod that was living on the crinoid. The bryozoan is only 1 cm tall. See previous entry for view of crinoid with gastropods.

Photo title: Bryozoan on gastropod on crinoid

Taxa present: Spiniplatyceras arkonense, Sulcoretepora sp., Arthroacantha carpenteri

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Submitted on 2008-03-29 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: A very nice specimen of a bryozoan attached to a coral. Additional, unnamed bryozoans lie around the main specimen. The bryozoan is 4 cm including the base.

Photo title: Bryozoan

Taxa present: Reteporina striata

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Submitted on 2008-03-29 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 3 cm tall.

Photo title: Gastropod

Taxa present: Spiniplatyceras arkonense

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Submitted on 2008-03-29 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: The bryozoan is 6.5 cm tall.

Photo title: Bryozoan and Trilobite

Taxa present: Leptotrypella ohioensis, Phacops rana crassituberculata

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Submitted on 2008-03-29 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: This trilobite is 7.7 cm which is considered quite large.

Photo title: Trilobite

Taxa present: Phacops rana crassituberculata

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Submitted on 2008-03-29 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: These two trilobites are in the position as found and on the matrix they were found in. Both can be removed for examination and placed back into their natural setting. It is 6.5 cm across the two specimens.

Photo title: Trilobites

Taxa present: Phacops rana crassituberculata

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Submitted on 2008-06-06 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: A very nice brachiopod with two inarticulate brachiopods and coral attached to the main brachiopod. The specimen is 5 cm across

Photo title: Brachiopod with epifauna

Taxa present: Megastrophia concava, Petrocrania hamiltoniae, Aulopora microbuccinata

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Submitted on 2008-06-06 by Joseph Koniecki

Location (approximate): Alpena, Alpena, MI

Strat unit: Alpena formation

Submitter notes: George McIntosh has identified this crinoid as probably Nassoviocrinus. He stated that if the identification holds up upon closer examination, that it would be the first report of a Nassviocrinus from the Alpena area. The crinoid crown is 2.5 cm tall.

Photo title: Crinoid

Taxa present: Nassoviocrinus sp., Corocrinus sp.

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Submitted on 2008-11-07 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: A spectacular plate with two complete crinoid crowns. In additon, there is another Arthroacantha and a Poteriocrinus on the bottom half of this plate (see next photo). There are also several Arthroacantha crowns on the back of this plate. It is 9 inches across the two crowns.

Photo title: Crinoid crowns

Taxa present: Arthroacantha carpenteri

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Submitted on 2008-11-07 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This is the bottom half of the plate with the two Arthrocantha crowns. On the bottom half are two additional crinoids.

Photo title: Crinoid crowns

Taxa present: Arthroacantha carpenteri, Poteriocrinus arkonensis

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Submitted on 2008-11-07 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: Another spectacular individual crinoid crown. This crown is 4.5 inches tall.

Photo title: Crinoid crown

Taxa present: Arthroacantha carpenteri

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Submitted on 2008-11-07 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This piece contains three crinoid crowns and a very large conularid.

Photo title: Crinoid crowns with a Conularid

Taxa present: Arthroacantha carpenteri, Conularia sp.

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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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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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Submitted on 2009-08-25 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: This specimen is 4.5 cm tall.

Photo title: Gastropod

Taxa present: Platyceras conicum

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Submitted on 2009-08-25 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: This specimen is 4.5 cm across.

Photo title: Gastropod

Taxa present: Spiniplatyceras arkonense

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