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Placoblastus obovatus, Megistocrinus multidecoratus |
Thunder Bay formation |
Stan Hyne |
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Submitted on 2008-03-13 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: This great combination has a placoblastus measuring 32mm high and 22mm in diameter at it's widest. The crinoid measures 49mm in diameter and 28mm high.
Photo title: Blastoid and Crinoid Pair
Taxa present: Placoblastus obovatus, Megistocrinus multidecoratus
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Placoblastus sp. |
Alpena formation |
Stan Hyne |
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Submitted on 2008-03-13 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Alpena formation
Submitter notes: This blastoid theca measures 36mm high x 23mm in diameter.
Photo title: Blastoid
Taxa present: Placoblastus sp.
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Hyperoblastus bassleri |
Thunder Bay formation |
Stan Hyne |
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Submitted on 2008-03-13 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: This blastoid theca measures 22mm high x 9mm wide.
Photo title: Blastoid
Taxa present: Hyperoblastus bassleri
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Hyperoblastus bassleri |
Thunder Bay formation |
Stan Hyne |
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Submitted on 2008-03-13 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: Two blastoids are nearly identical in size. Both are 26mm high. The specimen on the right is 1mm wider at 15mm. That specimen also displays a sign of excellent preservation with one of it's top pointed plates still in place.
Photo title: Blastoids
Taxa present: Hyperoblastus bassleri
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Gennaeocrinus variabilis |
Bell formation |
Stan Hyne |
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Submitted on 2008-11-24 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Bell formation
Submitter notes: Tegmen View: A nice little calyx from the Bell Shale. It measures 17mm in diameter.
Photo title: Crinoid Calyx
Taxa present: Gennaeocrinus variabilis
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Gennaeocrinus variabilis |
Bell formation |
Stan Hyne |
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Submitted on 2008-11-24 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Bell formation
Submitter notes: Basal View: A nice little calyx from the Bell Shale. It measures 17mm in diameter.
Photo title: Crinoid Calyx
Taxa present: Gennaeocrinus variabilis
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Synbathocrinus matutinus |
Thunder Bay formation |
Stan Hyne |
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Submitted on 2009-11-19 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: A very nice calyx measuring 9.2mm tall.
Photo title: CRINOID CALYX
Taxa present: Synbathocrinus matutinus
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Gennaeocrinus sp. |
Thunder Bay formation |
Stan Hyne |
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Submitted on 2009-11-19 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: A side view of a nice calyx measuring 15mm in diameter and 13mm high. The tegmen plates are missing.
Photo title: CRINOID CALYX
Taxa present: Gennaeocrinus sp.
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Gennaeocrinus sp. |
Thunder Bay formation |
Stan Hyne |
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Submitted on 2009-11-19 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: The opposite side view of the calyx measuring 15mm in diameter and 13mm high. The tegmen plates are missing.
Photo title: CRINOID CALYX
Taxa present: Gennaeocrinus sp.
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Gennaeocrinus sp. |
Thunder Bay formation |
Stan Hyne |
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Submitted on 2009-11-19 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: The basal view of a calyx measuring 15mm in diameter.
Photo title: CRINOID CALYX
Taxa present: Gennaeocrinus sp.
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Pseudodechenella lucasensis, Eldredgeops milleri |
Silica formation |
Stan Hyne |
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Submitted on 2009-11-19 by Stan Hyne
Location (approximate): Paulding, Paulding, OH
Strat unit: Silica formation
Submitter notes: Two different genus trilobites resting on the same slab. A great find. The larger Eldredgeops (Phacops) measures 30.4mm. The smaller trilobite measures 23mm.
Photo title: TRILOBITES
Taxa present: Pseudodechenella lucasensis, Eldredgeops milleri
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Unknown sp. |
Silica formation |
Stan Hyne |
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Submitted on 2009-11-19 by Stan Hyne
Location (approximate): Paulding, Paulding, OH
Strat unit: Silica formation
Submitter notes: A fairly complete specimen measuring 41.5mm.
Photo title: Pelecypod
Taxa present: Unknown sp.
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Orthonychia sp. |
Thunder Bay formation |
Stan Hyne |
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Submitted on 2009-11-19 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Thunder Bay formation
Submitter notes: A very nice snail measuring 28mm tall.
Photo title: GASTROPOD
Taxa present: Orthonychia sp.
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Platyceras sp. |
Alpena formation |
Stan Hyne |
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Submitted on 2009-11-20 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Alpena formation
Submitter notes: A nice specimen measuring 25.4mm tall
Photo title: GASTROPOD
Taxa present: Platyceras sp.
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Corocrinus sp. |
Alpena formation |
Stan Hyne |
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Submitted on 2009-11-20 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Alpena formation
Submitter notes: A very nice crown.
Photo title: Crinoid Crown
Taxa present: Corocrinus sp.
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Echinocaris ? |
Silica formation |
Stan Hyne |
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Submitted on 2010-11-26 by Stan Hyne
Location (approximate): Paulding, Paulding, OH
Strat unit: Silica formation
Submitter notes: A very good set of teeth probably from an Echinocaris. The specimen measures 27mm long.
Photo title: PHYLLOCARID MANDIBLE
Taxa present: Echinocaris ?
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Heteroschisma sp. |
Alpena formation |
Stan Hyne |
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Submitted on 2010-11-26 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Alpena formation
Submitter notes: A group of small Heteroschisma blastoids probably from the Genshaw member. The largest specimen measures 9.25mm tall and 7.1mm in diameter, The smallest is 4.7mm x 3.5mm in diameter.
Photo title: BLASTOID
Taxa present: Heteroschisma sp.
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Heteroschisma sp. |
Genshaw formation |
Stan Hyne |
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Submitted on 2010-11-26 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Genshaw formation
Submitter notes: A side view of a Heteroschisma blastoid from the Genshaw member. The specimen measures 9.25mm tall and 7.1mm in diameter. This photo was taken under a stereozoom microscope.
Photo title: BLASTOID
Taxa present: Heteroschisma sp.
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Heteroschisma sp. |
Genshaw formation |
Stan Hyne |
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Submitted on 2010-11-26 by Stan Hyne
Location (approximate): Alpena, Alpena, MI
Strat unit: Genshaw formation
Submitter notes: An oral view of a Heteroschisma blastoid from the Genshaw member. The specimen measures 9.25mm tall and 7.1mm in diameter. This photo was taken under a stereozoom microscope.
Photo title: BLASTOID
Taxa present: Heteroschisma sp.
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