Currently showing records 61 - 80 of 1872 total

More Info Image Taxa Strat Unit Contributor
Megistocrinus concavus Thunder Bay formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Alpena, Alpena, MI

Strat unit: Thunder Bay formation

Submitter notes: None

Photo title: Crinoid Calyx

Taxa present: Megistocrinus concavus

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Dolatocrinus Alpena formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Alpena, Alpena, MI

Strat unit: Alpena formation

Submitter notes: None

Photo title: Crinoid Calyx

Taxa present: Dolatocrinus

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Heliophyllum Silica formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: None

Photo title: Solitary Coral

Taxa present: Heliophyllum

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Pithocrinus cooperi Alpena formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Alpena, Alpena, MI

Strat unit: Alpena formation

Submitter notes: Speciman collected by Mike Palescuk

Photo title: Crinoid

Taxa present: Pithocrinus cooperi

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Loxonema Dundee formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Dundee formation

Submitter notes: None

Photo title: Gastropod

Taxa present: Loxonema

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Strophodonta demissa, Aulopora microbuccinata Silica formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: None

Photo title: Brachiopods

Taxa present: Strophodonta demissa, Aulopora microbuccinata

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Hippocardia cuneus Dundee formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Dundee formation

Submitter notes: Immature specimans

Photo title: Rostroconch

Taxa present: Hippocardia cuneus

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Cephalopoda Silica formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: None

Photo title: Nautiloid Cephalopod

Taxa present: Cephalopoda

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Heliophyllum , Aulopora microbuccinata Silica formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: Measures 2-1/2" x 4.0"

Photo title: Solitary Coral with Branching Coral

Taxa present: Heliophyllum , Aulopora microbuccinata

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Megistocrinus multidecoratus Thunder Bay formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Alpena, Alpena, MI

Strat unit: Thunder Bay formation

Submitter notes: None

Photo title: Crinoid

Taxa present: Megistocrinus multidecoratus

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Schizophoria ferronensis Silica formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: None

Photo title: Brachiopod

Taxa present: Schizophoria ferronensis

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Atrypa Genshaw formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Alpena, Alpena, MI

Strat unit: Genshaw formation

Submitter notes: The definition of the lophophore is prominent through the crystallization of this speciman

Photo title: Brachiopod with Exposed Lophophore

Taxa present: Atrypa

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Brachiopoda Dundee formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Dundee formation

Submitter notes: None

Photo title: Brachiopoid

Taxa present: Brachiopoda

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arthroacantha carpenteri Silica formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: None

Photo title: Crinoid Calyx

Taxa present: arthroacantha carpenteri

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Brachiopoda Silica formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: None

Photo title: Brachiopod

Taxa present: Brachiopoda

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Devonchonetes fragilis, Chonetes fragilis, Mucrospirifer prolificus, Atrypa casei, Paraspirifer bownockeri Silica formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: None

Photo title: Pyritized Brachiopods

Taxa present: Devonchonetes fragilis, Chonetes fragilis, Mucrospirifer prolificus, Atrypa casei, Paraspirifer bownockeri

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Arthroacantha carpenteri Silica formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: None

Photo title: Crinoid

Taxa present: Arthroacantha carpenteri

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Brachiopoda Dundee formation Mary Ann Szwabowski

Submitted on 2021-02-20 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Dundee formation

Submitter notes: None

Photo title: Brachiopod

Taxa present: Brachiopoda

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Platyceras bucculentum, Fistulipora , Hederella filiformus Silica formation Mary Ann Szwabowski

Submitted on 2021-02-19 by Mary Ann Szwabowski

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This gastropod is encrusted with two different bryozoan

Photo title: Gastropod with Bryozoan

Taxa present: Platyceras bucculentum, Fistulipora , Hederella filiformus

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Hybodontiformes Marshall formation Mary Ann Szwabowski

Submitted on 2021-02-19 by Mary Ann Szwabowski

Location (approximate): Napoleon, Jackson, MI

Strat unit: Marshall formation

Submitter notes: This specimen from the lower Marshall Formation measures 2-1/2" long

Photo title: Shark Spine

Taxa present: Hybodontiformes

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