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Neuropteris sp. |
Grand River formation |
David Clark |
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Submitted on 2019-10-23 by David Clark
Location (approximate): Grand Ledge, Eaton, MI
Strat unit: Grand River formation
Submitter notes: Pennsylvanian aged fern fronds from central Michigan
Photo title: Fern fronds
Taxa present: Neuropteris sp.
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Callixylon newberryi |
Squaw Bay formation |
Mike Palescuk |
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Submitted on 2019-10-09 by Mike Palescuk
Location (approximate): Alpena, Alpena, MI
Strat unit: Squaw Bay formation
Submitter notes: Bricks behind stump are 8" long. Upper (late) Devonian Squaw Bay formation on Sulphur Island. Found by Patricia Rutkowski.
Photo title: Ancestral conifer Callixylon newberryi
Taxa present: Callixylon newberryi
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Devonochonetes arkonensis |
Arkona formation |
Mike Topor |
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Submitted on 2019-09-26 by Mike Topor
Location (approximate): Arkona, Lambton, ON
Strat unit: Arkona formation
Submitter notes: This brachiopod pavement specimen measures 4.25" X 3.0" x 0.75". Devonochonetes is common throughout the formation as single specimens, rarer as a pavement. Redescribed by Junhui Wang in 2009.
Photo title: BRACHIOPOD PAVEMENT
Taxa present: Devonochonetes arkonensis
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Eumetabolotoechia laura |
Widder formation |
Mike Topor |
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Submitted on 2019-09-26 by Mike Topor
Location (approximate): Arkona, Lambton, ON
Strat unit: Widder formation
Submitter notes: This specimen measures 4.5" x 3.0". A common brachiopod in the Widder fm. Formerly know as Leiorhynchus laura. Collected by Stephan Kopacz.
Photo title: BRACHIOPOD GROUP
Taxa present: Eumetabolotoechia laura
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Devonaster triradiatus |
Arkona formation |
John Topor |
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Submitted on 2019-09-26 by John Topor
Location (approximate): Arkona, Lambton, ON
Strat unit: Arkona formation
Submitter notes: Beautiful pyritized specimen showing the oral side up on matrix measuring 8.5" X 4.5".
Photo title: STARFISH
Taxa present: Devonaster triradiatus
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Devonaster triradiatus |
Arkona formation |
John Topor |
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Submitted on 2019-09-26 by John Topor
Location (approximate): Arkona, Lambton, ON
Strat unit: Arkona formation
Submitter notes: Close-up view of the previous specimen on slab measuring 8.5" X 4.5". About 2.0" in diameter.
Photo title: STARFISH
Taxa present: Devonaster triradiatus
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Gennaeocrinus romingeri |
Thunder Bay formation |
Joseph Koniecki |
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Submitted on 2019-09-25 by Joseph Koniecki
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: None
Photo title: Crinoid crown with stem
Taxa present: Gennaeocrinus romingeri
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Mollusca, Mercanites sp. |
Marshall formation |
Mike Palescuk |
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Submitted on 2019-09-16 by Mike Palescuk
Location (approximate): Jackson, Jackson, MI
Strat unit: Marshall formation
Submitter notes: This 2” segment was part of an approximate 5” specimen. Found in an 18” across mass burial sandstone nodule.
Photo title: Goniatitic Ammonoid
Taxa present: Mollusca, Mercanites sp.
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Mollusca Goniatite, Orthocone, Pelecypods |
Marshall formation |
Mike Palescuk |
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Submitted on 2019-09-16 by Mike Palescuk
Location (approximate): Jackson, Jackson, MI
Strat unit: Marshall formation
Submitter notes: 18” x 8” slab with numerous pelecypods, a couple Mooreoceras and one Mercanites goniatite.
Photo title: Mississippian mollusca sea floor
Taxa present: Mollusca Goniatite, Orthocone, Pelecypods
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Placoblastus obovatus |
Thunder Bay formation |
Nick Katsarelas |
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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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Spongophyllum alpenense |
Potter Farm formation |
Nick Katsarelas |
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Submitted on 2019-08-21 by Nick Katsarelas
Location (approximate): Alpena, Alpena, MI
Strat unit: Potter Farm formation
Submitter notes: I retrieved this specimen from a construction site on Bagley Road in 2018. The site is now a credit union. Specimen is approximately 70 mm x 90 mm.
Photo title: Spongophyllum alpenense
Taxa present: Spongophyllum alpenense
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Eldredgeops rana crassituberculata |
Silica formation |
Nick Katsarelas |
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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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Nucleocrinus and Hyperoblastus |
Silica formation |
Mike Palescuk |
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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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Favosites billingsi |
Hungry Hollow formation |
Mike Palescuk |
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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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Greenops widderensis |
Widder formation |
Mike Palescuk |
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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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Eldredgeops milleri |
Silica formation |
Mike Palescuk |
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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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Bellerophon sp. |
Marshall formation |
Mike Palescuk |
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Submitted on 2019-07-02 by Mike Palescuk
Location (approximate): Marshall, Calhoun, MI
Strat unit: Marshall formation
Submitter notes: From construction site in city of Marshall. Size about 3/4”.
Photo title: Bellerophon gastropod in Marshall Sandstone
Taxa present: Bellerophon sp.
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Mucrospirifer prolificus |
Silica formation |
Mike Palescuk |
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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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Placoblastus obovastus |
Thunder Bay formation |
David Thompson |
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Submitted on 2019-05-12 by David Thompson
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: details of Ambulacra
Photo title:
Taxa present: Placoblastus obovastus
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Placoblastus obovastus |
Thunder Bay formation |
David Thompson |
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Submitted on 2019-05-12 by David Thompson
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: Contrast in size of blastoids from same formation.
Photo title: Small & large of same species.
Taxa present: Placoblastus obovastus
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