Submitted on 2016-02-08 by Joseph Koniecki

Location (approximate): Alpena, Alpena, MI

Strat unit: Thunder Bay formation

Submitter notes: These corals are not attached at the bottom. It appears that they may have grown up along side of each other and been buried together. The corals are about 10-12 cm in height.

Photo title: Group of Corals

Taxa present: Aulacophyllum hemicrassatum

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Submitted on 2018-03-06 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: This specimen is 5.7 cm across.

Photo title: Pelecypod

Taxa present: Mytilarca cordata

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Submitted on 2018-03-13 by Joseph Koniecki

Location (approximate): Alpena, Alpena, MI

Strat unit: Norway Point formation

Submitter notes: The brachiopod is 2.7 cm across.

Photo title: Brachiopod

Taxa present: Spinocyrtia clintoni

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Submitted on 2018-03-13 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This crinoid is 1.1 cm tall.

Photo title: Crinoid calyx

Taxa present: Atractocrinus concinnus

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Submitted on 2018-06-09 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: A very rare crinoid. The calyx is 1 cm across.

Photo title: Crinoid

Taxa present: Deltacrinus sp.

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Submitted on 2018-06-09 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: A plate with four crinoid clayxes. It is 16 cm across the slab.

Photo title: Crinoids

Taxa present: Gilbertsocrinus ohioensis

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Submitted on 2018-06-09 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: The crinoid is 2.5 cm tall. Another very rare crinoid.

Photo title: Crinoid

Taxa present: Melocrinus

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Submitted on 2018-06-09 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: It is 24 cm across the slab.

Photo title: Corals

Taxa present: Heterophrentis simplex

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Submitted on 2018-06-09 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: The slab is 30 cm across.

Photo title: Corals, bryzoans, and brachs, OH My

Taxa present: Heterophrentis simplex, Sulcoretepora sp., Strophodonta sp., Aulopora microbuccinata

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Submitted on 2018-12-13 by Joseph Koniecki

Location (approximate): Alpena, Alpena, MI

Strat unit: Four Mile Dam formation

Submitter notes: Identification of this specimen is based on a 1876 publication by Rominger. The coral is 10.5 cm tall.

Photo title: Coral

Taxa present: Striatopora rugosa

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Submitted on 2018-12-15 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: Specimen is about 3 cm across. It is rare to find these inflated.

Photo title: Pelecypod

Taxa present: Mytilarca cordata

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Submitted on 2018-12-15 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: The specimen is 1.5 cm across.

Photo title: Pelecypod

Taxa present: Paracyclas lirata

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Submitted on 2018-12-25 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: The top crinoid is about 3 cm tall. Crinoids are very rare at the Paulding site compared to the Sylvania site. Very few complete crowns have been found.

Photo title: Crinoid

Taxa present: Proctothylacocrinus sp.

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Submitted on 2019-07-02 by Mike Palescuk

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: 1/4” to 5/16” in size

Photo title: One Hyperoblastus and two Nucleocrinus

Taxa present: Nucleocrinus and Hyperoblastus

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Submitted on 2019-07-02 by Mike Palescuk

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: In-situ and it stayed right there. 22 inches across and weighed in at what must’a been 100 lbs. Shoe for scale.

Photo title: Giant “Rose Coral”

Taxa present: Favosites billingsi

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Submitted on 2019-09-05 by Nick Katsarelas

Location (approximate): Alpena, Alpena, MI

Strat unit: Thunder Bay formation

Submitter notes: I had just started collecting in earnest that summer of 2017, and this specimen was lying all by itself on the Partridge Point shoreline. It is 4.75 cm long.

Photo title: Placoblastus obovatus

Taxa present: Placoblastus obovatus

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Submitted on 2019-07-02 by Mike Palescuk

Location (approximate): Arkona, Lambton, ON

Strat unit: Widder formation

Submitter notes: Acquired from Tom Johnson, and photographed in Fossils Quarterly magazine.

Photo title: Triple Greenops

Taxa present: Greenops widderensis

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Submitted on 2019-07-02 by Mike Palescuk

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: Unit 9 bug solidly supported by a huge polished pyrite nodule. Now in the Cranbrook collection.

Photo title: Pyrite nodule supporting prone Eldredgeops

Taxa present: Eldredgeops milleri

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Submitted on 2019-07-02 by Mike Palescuk

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: Almost a hundred in a one foot square crumbly portion of Unit 13.

Photo title: Mucrospirifer prolificus

Taxa present: Mucrospirifer prolificus

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Submitted on 2019-07-21 by Nick Katsarelas

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: This is the largest (partial) trilobite I ever found. It's approximately 4 cm across the cephalon. It was beautifully prepped by Joseph Koniecki.

Photo title:

Taxa present: Eldredgeops rana crassituberculata

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