Trenton Limestone, City of Ottawa (Ordovician of Canada)
Where: Ontario, Canada (45.5° N, 75.7° W: paleocoordinates 24.4° S, 49.3° W)
• local area-level geographic resolution
When: Hull Member (Ottawa Formation), Katian (453.0 - 445.2 Ma)
• Some taxa specified as collected from the upper half of the Trenton Limestone
Environment/lithology: marine; lithified limestone
Size class: macrofossils
Primary reference: E. Billings. 1857. Report for the year 1856. Geological Survey of Canada - Report of Progress for the Years 1853-56 247-345 [P. Wagner/P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 180117: authorized by William Ausich, entered by Lena Cole on 08.07.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Edrioasteroidea | |
"Cyclaster bigsbyi" = Edrioaster bigsbyi
"Cyclaster bigsbyi" = Edrioaster bigsbyi Billings 1858 | |
| Crinoidea | |
"Dendrocrinus conjugans" = Praecupulocrinus conjugans
"Dendrocrinus conjugans" = Praecupulocrinus conjugans Billings 1857 Sea lily | |
"Lecanocrinus elegans" = Protaxocrinus elegans, "Lecanocrinus laevis" = Protaxocrinus laevis
"Lecanocrinus elegans" = Protaxocrinus elegans Billings 1857 Sea lily
"Lecanocrinus laevis" = Protaxocrinus laevis Billings 1857 Sea lily | |
"Dendrocrinus humilis" = Cupulocrinus humilis
"Dendrocrinus humilis" = Cupulocrinus humilis Billings 1857 Sea lily | |
Carabocrinus radiatus, Porocrinus conicus, Palaeocrinus pulchellus2, Palaeocrinus rhombiferus2, "Dendrocrinus angulatus" = Palaeocrinus angulatus, "Palaeocrinus angulatus" = Palaeocrinus angulatus2
Carabocrinus radiatus Billings 1857 Sea lily
Porocrinus conicus Billings 1857 Sea lily
"Dendrocrinus angulatus" = Palaeocrinus angulatus Billings 1857 Sea lily | |
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Hybocrinus conicus Billings 1857 Sea lily
Hybocrinus tumidus Billings 1857 Sea lily | |
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Dendrocrinus similis Sea lily
Dendrocrinus rusticus Sea lily | |
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Heterocrinus simplex Hall 1847 Sea lily | |
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"Thysanocrinus pyriformis" = Neoarchaeocrinus pyriformis, "Thysanocrinus microbasalis" = Archaeocrinus microbasalis, "Glyptocrinus marginatus" = Archaeocrinus marginatus, "Glyptocrinus lacunosus" = Archaeocrinus lacunosus
"Thysanocrinus pyriformis" = Neoarchaeocrinus pyriformis Billings 1857 Sea lily
"Thysanocrinus microbasalis" = Archaeocrinus microbasalis Billings 1857 Sea lily
"Glyptocrinus marginatus" = Archaeocrinus marginatus Billings 1857 Sea lily
"Glyptocrinus lacunosus" = Archaeocrinus lacunosus Billings 1857 Sea lily Upper half of the Trenton Limestone
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Cleiocrinus regius Billings 1857 Sea lily | |
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"Pleurocystites elegans" = Pleurocystites filitextus, Pleurocystites squamosus
"Pleurocystites elegans" = Pleurocystites filitextus Billings 1854
Pleurocystites squamosus Billings 1874 | |
| Asteroidea | |
"Palaeasterina stellata" = Palasterina, "Palaeasterina rigidus" = Palasterina, "Palaeasterina pulchellus" = Palasterina
"Palaeasterina stellata" = Palasterina sea star
"Palaeasterina rigidus" = Palasterina sea star
"Palaeasterina pulchellus" = Palasterina sea star | |
| Ophiuroidea | |
"Palaeocoma cylindrica" = Hallaster cylindricus
"Palaeocoma cylindrica" = Hallaster cylindricus Billings 1857 brittle star | |