Friends of the UMMP Michigan Basin Specimen Database

Currently showing records 41 - 51 of 51 total

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More Info	Image	Taxa	Strat Unit	Contributor
		Tentaculites bellulus	Arkona formation	Michael Lask
	Submitted on 2015-12-20 by Michael Lask Location (approximate): Arkona, Lambton, ON Strat unit: Arkona formation Submitter notes: 70 mm across Photo title: Taxa present: Tentaculites bellulus View full record
		Eldredgeops crassituberculata	Silica formation	Michael Lask
	Submitted on 2015-12-20 by Michael Lask Location (approximate): Antwerp, Paulding, OH Strat unit: Silica formation Submitter notes: 46 mm Photo title: Trilobite Taxa present: Eldredgeops crassituberculata View full record
		Eldredgeops crassituberculata	Silica formation	Michael Lask
	Submitted on 2015-12-20 by Michael Lask Location (approximate): Berkey, Lucas, OH Strat unit: Silica formation Submitter notes: The largest one is 29 mm across the genal spines. Collected and lightly prepared by Patricia Rutkowski. Photo title: Trilobite Taxa present: Eldredgeops crassituberculata View full record
		Eldredgeops milleri	Silica formation	Michael Lask
	Submitted on 2015-12-20 by Michael Lask Location (approximate): Berkey, Lucas, OH Strat unit: Silica formation Submitter notes: 30 mm across the cephalon. This was collected and prepared by Dan Edmondson during the Summer of 2012. Photo title: Trilobite Taxa present: Eldredgeops milleri View full record
		Arthroacantha carpenteri	Silica formation	Michael Lask
	Submitted on 2015-12-20 by Michael Lask Location (approximate): Berkey, Lucas, OH Strat unit: Silica formation Submitter notes: The plate is 187 mm across. Collected and prepared by Patricia Rutkowski. Photo title: Crinoid Taxa present: Arthroacantha carpenteri View full record
		Euryocrinus laddii	Silica formation	Michael Lask
	Submitted on 2015-12-20 by Michael Lask Location (approximate): Berkey, Lucas, OH Strat unit: Silica formation Submitter notes: 17 mm. Collected and prepared by Patricia Rutkowski. Photo title: Crinoid Taxa present: Euryocrinus laddii View full record
		Corocrinus nodosus	Silica formation	Michael Lask
	Submitted on 2015-12-20 by Michael Lask Location (approximate): Berkey, Lucas, OH Strat unit: Silica formation Submitter notes: 18 mm. Collected and prepared by Patricia Rutkowski. Photo title: Crinoid Taxa present: Corocrinus nodosus View full record
		Eutaxocrinus wideneri	Silica formation	Michael Lask
	Submitted on 2015-12-20 by Michael Lask Location (approximate): Berkey, Lucas, OH Strat unit: Silica formation Submitter notes: 26 mm. Collected by Patricia Rutkowski and prepared by Patricia Rutkowski & Joe Koniecki. Photo title: Crinoid Taxa present: Eutaxocrinus wideneri View full record
		Platyceras rarispinum	Silica formation	Michael Lask
	Submitted on 2015-12-20 by Michael Lask Location (approximate): Milan, Washtenaw, MI Strat unit: Silica formation Submitter notes: 41 mm across. This snail would have been covered in long spines in life. Only the base of the spines are preserved in this specimen. Occasionally the spines are preserved and revealed with very careful preparation. Photo title: Taxa present: Platyceras rarispinum View full record
		Hexagonaria percarinata	Amherstburg formation	Michael Lask
	Submitted on 2018-06-12 by Michael Lask Location (approximate): Port Sanilac, Sanilac, MI Strat unit: Amherstburg formation Submitter notes: These little pieces of Petoskey stone were collected decades ago on the rocky shores of Lake Huron. They are exactly as found, naturally polished and aged. The larger fragment is 36 mm across. Hexagonaria was a genus of reef forming tabulate coral. Tabulate corals are extinct. Enormous reefs formed in what was Michigan during the Devonian period. Photo title: Taxa present: Hexagonaria percarinata View full record
		Eldredgeops crassituberculata	Silica formation	Michael Lask
	Submitted on 2024-02-11 by Michael Lask Location (approximate): Paulding, Paulding, OH Strat unit: Silica formation Submitter notes: 55 mm Photo title: Eldredgeops crassituberculata Taxa present: Eldredgeops crassituberculata View full record

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